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POSTGuidelines
Crowd Management,Intervention,
and Control
C A L I F O R N I A C O M M I S S I O N O N P E A C E O F F I C E R S T A N D A R D S A N D T R A I N I N G
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Forward by
Paul CappitelliExecutive Director
Commission on Peace Ocer Standards and Training
POST Guidelines
Crowd Management,
Intervention, and Control
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POST Guidelines Crowd Management,Intervention, and Control
2012 by California Commission on PeaceOfficer Standards and Training
Published March 2012
All rights reserved. This publication may not bereproduced, in whole or in part, in any form orby any means electronic or mechanical or byany information storage and retrieval systemnow known or hereafter invented, with out prior
written permission of the California Commissionon Peace Officer Standards and Training, withthe following exception:
California law enforcement agencies in thePOST peace officer program and POST-certified training presenters are herebygiven permission by POST to reproduce anyor all of the contents of this manual for theirinternal use.
All other individuals, private businesses andcorporations, public and private agencies and
colleges, professional associations, and non-POST law enforcement agencies in state or out-of-state may print or download this informationfor their personal use only.
Infringement of the copyright protection law andthe provisions expressed here and on the POSTwebsite underCopyright/Trademark Protectionwill be pursued in a court of law. Questionsabout copyright protection of this publication
and exceptions may be directed to Publications
Manager.
Cover image from shalunts / Shutterstock.com
POST2006TPS-0408
http://www.post.ca.gov/terms--conditions.aspxmailto:Laurel.Espell%40post.ca.gov?subject=POST%20Guidelines%20%C2%AD%E2%80%94%20Crowd%20Management%2C%20Intervention%2C%20and%20Control%0Dmailto:Laurel.Espell%40post.ca.gov?subject=POST%20Guidelines%20%C2%AD%E2%80%94%20Crowd%20Management%2C%20Intervention%2C%20and%20Control%0Dmailto:Laurel.Espell%40post.ca.gov?subject=POST%20Guidelines%20%C2%AD%E2%80%94%20Crowd%20Management%2C%20Intervention%2C%20and%20Control%0Dmailto:Laurel.Espell%40post.ca.gov?subject=POST%20Guidelines%20%C2%AD%E2%80%94%20Crowd%20Management%2C%20Intervention%2C%20and%20Control%0Dhttp://www.post.ca.gov/terms--conditions.aspx -
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POST Guidelines Crowd Management, Intervention, and Control
|
POST Mission Statement
The mission o the Caliornia Commission
on Peace Ofcer Standards and Training
is to continually enhance the proessionalism
o Caliornia law enorcement in serving
its communities.
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POST Guidelines Crowd Management, Intervention, and Control
| ii
POST Commissioners
Chair
Lai Lai Bui
Detective, Sacramento Police Department
Vice Chair
Jim McDonnell
Chie, Long Beach Police Department
Walter Allen
Member, Covina City Council
Tom Anderson
Public Member
Robert Cooke
Special Agent in Charge
Caliornia Narcotic Ocers Association
Floyd Hayhurst
Deputy Sherif, Los Angeles County
Ron Lowenberg
Director, Criminal Justice Training Center
Golden West College
John McGinness
Sherif (Retired), Sacramento County
Michael A. Ramos
District Attorney, San Bernardino County
Michael Sobek
Sergeant, San Leandro Police Department
Kamala D. Harris
Attorney General, Ex Ocio Member
Paul Cappitelli
Executive Director
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POST Guidelines Crowd Management, Intervention, and Control
| v
Guidelines Development Committee
Dennis Beene
Deputy Chie
Caliornia Emergency Management AgencyKen Bernard
Captain
Sacramento Police Department
Don Bradley
Chie Deputy
Santa Cruz County Sherifs Oce
Donald Buchanan
Commander
Alameda County Sherifs OceRobert Fonzi
Assistant Sherif
San Bernardino County Sherifs Department
Robert Gerber
Acting Chie
Caliornia Emergency Management Agency
Bob Green
Commander
Los Angeles Police Department
Paul Henisey
Chie
UC Irvine Police Department
Michael Hillmann
Deputy Chie (Ret.)
Los Angeles Police Department
D. R. Ike Iketani
Assistant Chie
Caliornia Highway Patrol
Roxana Kennedy
Lieutenant
Chula Vista Police Department
Boyd Long
Assistant Chie
San Diego Police Department
Bruce Nalibof
Chie Investigator
Yolo County Distric t Attorneys Oce
Patrick ONeill
Sergeant
Eureka Police Department
Nader Oweis
Chie
UC Santa Cruz Police Department
Michael Peters
LieutenantOrange County Sherifs Department
Eugene Ramirez
Attorney
Manning & Kass, Ellrod, Ramirez, and Trester LLP
Carol Ann Rohr
Deputy City Attorney
City o Santa Monica
Tom Schwedhelm
Chie
Santa Rosa Police Department
Robert R.C. Smith
Senior Consultant
POST
Erik Upson
Captain
Berkeley Police Department
Robert Wickum
Captain
San Bernardino County Sherifs Department
Robert Wren
Lieutenant
Orange County Sherifs Department
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POST Guidelines Crowd Management, Intervention, and Control
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Forward
Penal Code 13514.5 requires the Commission on Peace Ocer Standards and
Training to establish guidelines and training or law enorcements response to
crowd management. It species that the guidelines to be developed by the
commission should take into consideration the roles and responsibilities o all law
enorcement ocers responding to acts o civil disobedience.
These guidelines provide inormation or law enorcement agencies to consider
when addressing the complexities and broad range o issues related to crowd
management. For the purposes o these guidelines, the general term crowd
management encompasses the management, intervention, and control strategies
or a law enorcement response to public assemblies and gatherings that can range
rom peaceul/non-violent to unlawul and riotous.
The guidelines are not meant to constitute policy, nor are they intended to establish
a statewide standard. They are solely a resource or law enorcement leaders to
provide oundational guidance or the acilitation o First Amendment rights while
allowing discretion and exibility in the development o individual agency policies.
The inormation contained in this publication represents the best thinking o
contemporary law enorcement leadership. POST is grateul or the assistance o
the Guidelines Development Committee who generously gave o their time and
expertise.
Questions or comments concerning these guidelines should be directed to the POST
Training Program Services Bureau at 916 227-4885.
Paul CappitelliExecutive Director
Commission on Peace Ocer Standards and Training
ftp://www.leginfo.ca.gov/pub/code/pen/13001-14000/13510-13519.15ftp://www.leginfo.ca.gov/pub/code/pen/13001-14000/13510-13519.15 -
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POST Guidelines Crowd Management, Intervention, and Control
| ix
Introduction
In the United States all people have the right o ree speech and assembly guaranteed
by the First Amendment o the Constitution. The First Amendment states Congress
shall make no law respecting an establishment o religion, or prohibiting the ree
exercise thereo; or abridging the reedom o speech, or o the press; or the right o
the people peaceably to assemble, and to petition the Government or a redress o
grievances.
A undamental role o law enorcement is the protection o the rights all people have
to peaceully assemble, demonstrate, protest, or rally. In turn, law enorcement also
has the responsibility to ensure public saety and to protect the lives and property
o all people. The sometimes competing goals o maintaining order while protecting
the reedoms o speech and assembly stand as one o law enorcements greatest
challenges.
These guidelines are designed to assist law enorcement leadership in addressing the
many challenges and broad range o issues surrounding a response to incidents o
crowd management. All law enorcement leaders should amiliarize themselves with
the guidelines, strategies, terms, and denitions set orth in this document. These are
the generally accepted principles o crowd management, intervention and control,
and should serve to guide a law enorcement agencys response to both lawul and
unlawul assemblies.
Law enorcement planners should be proactive in consulting with and advising
their jurisdictions elected and administrative leaders o the identied strategies
and plans or specic events. Such interactions will help establish responsibility and
accountability at all levels.
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ContentsPOST Mission Statement..................................................................................................................................................................................................i
POST Commissioners ......................................................................................................................................................................................................iii
Guidelines Development Committee ...........................................................................................................................................................................v
Forward............................................................................................................................................................................................................................vii
Introduction.....................................................................................................................................................................................................................ix
Part 1 Law Enorcement Objectives........................................................................................................................................................................... 1
Guideline 1.1 Law Enorcement Objectives in the 21st Century .......................................................................................................... 1
Guideline 1.2 Principles o Crowd Management .................................................................................................................................... 3
Guideline 1.3 Community Stakeholders .................................................................................................................................................. 5
Part 2 Planning and Preparation ............................................................................................................................................................................... 7
Guideline 2.1 Incident Command System (ICS) and Standardized Emergency Management Systems (SEMS) ......................... 7
Guideline 2.2 Incident/Event Planning.................................................................................................................................................... 9
Guideline 2.3 Crowd Behavior ................................................................................................................................................................. 13
Guideline 2.4 Mutual Aid & Multi-Agency Coordination .................................................................................................................... 15
Guideline 2.5 Public Agency and Community-Based Resources ....................................................................................................... 17
Guideline 2.6 Training or Managing Crowds........................................................................................................................................ 19
Part 3 Inormation Management............................................................................................................................................................................. 21
Guideline 3.1 Inormation Gathering and Assessment....................................................................................................................... 21
Guideline 3.2 Incident Documentation.................................................................................................................................................. 23
Part 4 Roles and Responsibilities............................................................................................................................................................................. 25
Guideline 4.1 Command and Control .................................................................................................................................................... 25
Guideline 4.2 Leadership Responsibilities............................................................................................................................................. 27
Guideline 4.3 Criminal Investigation ......................................................................................................................................................29
Part 5 Crowd Control .................................................................................................................................................................................................. 31Guideline 5.1 Crowd Management, Intervention, and Control Strategies......................................................................................31
Guideline 5.2 Dispersal Orders................................................................................................................................................................. 33
Guideline 5.3 Mass Arrests and Bookings.............................................................................................................................................. 35
Guideline 5.4 Use o Force: Force Options.............................................................................................................................................. 39
Guideline 5.5 Use o Nonlethal Chemical Agents ................................................................................................................................. 41
Part 6 Media ................................................................................................................................................................................................................ 43
Guideline 6.1 Media Strategies ............................................................................................................................................................... 43
Guideline 6.2 Electronic Communication and Social Media ...............................................................................................................45
Appendix A Terms and Defnitions ........................................................................................................................................................................... 47
Appendix B Crowd Management Intervention and Control Strategies ............................................................................................................. 51
Appendix C Applicable Statutes ...............................................................................................................................................................................53
Appendix D Applicable Case Law ............................................................................................................................................................................. 57
Appendix E Training and Inormation Resources................................................................................................................................................... 61
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POST Guidelines Crowd Management, Intervention, and Control
| 1
PART 1
Law Enorcement Objectives
Discussion: Law enorcement must careully balance the First Amendment rights and
other civil liberties o individuals with the interventions required to protect public
saety and property. When establishing policies and procedures, every agency should
consider that all persons have the right to assemble, demonstrate, protest, rally,
or perorm other activities protected by the First Amendment o the United States
Constitution. Law enorcement has the responsibility to protect the lives and property
o all people. Peace ocers must not be afected by the content o the opinions being
expressed nor by the race, gender, sexual orientation, physical disabilities, appearances,
religion, or political aliation o anyone exercising their lawul First Amendment rights.
They must have the integrity to not let personal, political, or religious views afect how
they perorm their duties.
Law enorcement planners should be proactive in consulting with and advising their
jurisdictions elected and administrative leaders o the identied strategies and plans or
specic events. Such interactions will help establish responsibility and accountability at
all levels.
Issues to consider (not in priority order):
Protection o Constitutional rights
Fair and impartial enorcement o laws
Protection o lie and property
Protection o vital acilities
Prosecution o violators
Public and peace ocer saety
Potential or disruption to commerce and community afairs
Establish policies and procedures
that recognize and address law
enorcement objectives and
provide or the legal protection
o the Constitutional rights o
all persons.
Guideline
1.1 Law Enorcement Objectives in the 21st Century
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POST Guidelines Crowd Management, Intervention, and Control
PART 1 Law Enorcement Objectives | 3
Discussion: Any public assembly or gathering, whether or lawul or unlawul purposes,
may require the response o law enorcement. The response can range rom observation
to engaging in various crowd management strategies.
Not all crowd situations involve unlawul behavior. Law enorcements responsibility is
to objectively discern at what juncture a demonstration leaves the realm o legal protest
and becomes an abridgement o the rights o others. Law enorcement should seek
to acilitate lawul expression by groups who are present even when unlawul activity
occurs. The goal should be to protect lawul activity while identiying and isolating
unlawul behavior.
Efective response to crowd management events necessitates adherence to certain
oundational principles (not in priority order):
Leadership
Knowledge o Constitutional law
Knowledge o law and agency policies as they relate to use o orce and
inormation gathering
Proper planning
A willingness to reach out to protest groups and stakeholders
Using time, patience, and communication to attempt to acilitate lawul protestactivities and obtain voluntary compliance when easible
Use o the Incident Command System (ICS) and Standardized Emergency
Management System (SEMS) to maximize proper command and control
Appropriate use o the mutual aid system (see Guideline 2.4, page 15)
Seeking support o community and public agency resources
Training
Situational awareness
Proper incident documentation
Thorough and complete criminal investigations
Efective strategies and tactics
Objectively reasonable use o orce
Liaison with the media and a well-managed media relationship
Understanding and working with social media and electronic communication
Establish policies and procedures
designed or efective response
by law enorcement to crowd
management events.
Guideline
1.2 Principles o Crowd Management
http://www.fema.gov/emergency/nims/IncidentCommandSystem.shtmhttp://www.calema.ca.gov/planningandpreparedness/pages/standardized-emergency-management-system.aspxhttp://www.calema.ca.gov/planningandpreparedness/pages/standardized-emergency-management-system.aspxhttp://www.calema.ca.gov/planningandpreparedness/pages/standardized-emergency-management-system.aspxhttp://www.calema.ca.gov/planningandpreparedness/pages/standardized-emergency-management-system.aspxhttp://www.fema.gov/emergency/nims/IncidentCommandSystem.shtm -
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POST Guidelines Crowd Management, Intervention, and Control
PART 1 Law Enorcement Objectives | 5
Discussion: Stakeholder involvement is critical or efective law enorcement response
to crowd management events. Law enorcement should embrace collaboration with
community stakeholders when planning or and responding to public assemblies and
gatherings.
Community stakeholders may include (not in priority order):
Advocacy groups
Business associations
Civil rights organizations
Elected ocials
Labor organizations
Leaders o local/state government
Neighborhood associations
Religious groups/clergy
Schools/colleges/universities
Special interest groups
Establish procedures to identiy
and liaise with community
stakeholders or the purpose
o developing relationships,
receiving input, and engaging in
collaborative discussion.
1.3 Community Stakeholders
Guideline
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POST Guidelines Crowd Management, Intervention, and Control
Use the Incident Command System,
an element o the Standardized
Emergency Management System,
when managing crowds.
Discussion: The ICS is considered the model or managing the response to critical
incidents including crowd management and civil demonstrations. SEMS, established by
Government Code 8607(a), incorporates ICS and must be utilized by law enorcement
agencies to apply or potential reimbursement rom the State o Caliornia. Law
enorcements use o ICS is outlined in the Law Enorcement Guide or Emergency
Operations.
SEMS consists o the ollowing ve organizational levels that are activated as necessary:
1) Field Response
2) Local Government
3) Operational Area
4) Region
5) State
The Field Response Level also consists o ve primary Incident Command System unctions:
1) Command
2) Operations
3) Planning/Intelligence
4) Logistics
5) Finance/Administration
The benets o applying the principles o ICS or incident planning and response include:
A unied structure or emergency response
A useul ramework or acilitating the planning process
Clarication o roles and planning or an events logistics and operations
A structure that can be tailored to t the needs o each agency or event
The Law Enorcement Guide or Emergency Operations can be ound on the Caliornia
Emergency Management Agency (CalEMA) website at www.calema.ca.gov.
| 7
2.1 Incident Command System (ICS) and Standardized
Emergency Management Systems (SEMS)
PART 2
Planning and Preparation
Guideline
ftp://www.leginfo.ca.gov/pub/code/gov/08001-09000/8607-8608http://www.calema.ca.gov/LawEnforcement/Pages/Redbook%20Revision%20Sep%202009.dy.pdfhttp://www.calema.ca.gov/LawEnforcement/Pages/Redbook%20Revision%20Sep%202009.dy.pdfhttp://www.calema.ca.gov/http://www.calema.ca.gov/http://www.calema.ca.gov/LawEnforcement/Pages/Redbook%20Revision%20Sep%202009.dy.pdfhttp://www.calema.ca.gov/LawEnforcement/Pages/Redbook%20Revision%20Sep%202009.dy.pdfftp://www.leginfo.ca.gov/pub/code/gov/08001-09000/8607-8608 -
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POST Guidelines Crowd Management, Intervention, and Control
PART 2 Planning and Preparation | 9
Discussion: Planning and preparation are essential elements o efective crowd
management. The planning process establishes a oundation or inormed decision-
making and accountability. For pre-noticed events, agencies have the opportunity to
develop in-depth operational plans. Prior planning experiences and ater-action reports
can provide a basic level o guidance and operational consistency when planning or pre-
noticed events and responding to spontaneous incidents.
Law enorcement leaders are encouraged to apply the principles o the Incident
Command System when developing operational plans, to include the use o ICS orms.
Incident/event planning steps may include (not in priority order):
Determining command and control
Identiying incident, operations, and tactical commanders
Outlining the circumstances in which command and control responsibilities
transers to another level
Identiying stang requirements or department operations center and/or
emergency operations center
Identiying and establishing incident objectives
Developing a exible operations plan
Identiying partner law enorcement agencies (local, state, and ederal as applicable)
Considering cross-jurisdictional issues
Contacting police agencies that have prior experience with similar events or groups
Identiying and conerring with other city/county/state agencies that can
contribute logistical support (see Guideline 2.5, page 17)
Determining operational security needs, including:
Counter-surveillance activities
Counter-intelligence activities
Developing protocols or event inormation gathering and disseminating
Meeting with event organizers
Identiy potential protest groups and ofering to meet with them
Meeting with advocacy groups and other stakeholders
Initiate incident/event planning
consistent with the Incident
Command System (ICS).
2.2 Incident/Event Planning
Guideline
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Commission on Peace Ocer Standards and Training
PART 2 Planning and Preparation | 10
Researching applicable laws/ordinances/regulations
Considering reasonableness o any Time, Place and Manner restrictions
[Mardi Gras o San Luis Obispo v. City o San Luis Obispo, 189 F. Supp. 2d 1018
(2002)]
Reviewing use o orce policies and procedures, including:
Level o authorization required
Authorized equipment/tools/techniques
Reporting protocols
Reviewing parameters and methods or declaring an unlawul assembly
Planning or media contact, including:
Establishing procedures or inormation dissemination
Identiying Public Inormation Ocer(s)
Establishing procedures or media access
Establishing staging area(s)
Outlining crime investigation/arrest protocols
Multi-agency/jurisdictional events
Identiying and arranging or specialized support units (e.g., mounted, bicycles,
other special vehicles, air or marine support, mobile eld orce, haz-mat)
Considering the use o plain-clothes resources
Arranging or adequate administrative/support personnel (e.g., communications,
transportation, booking, records, detention, medical)
Setting up logistical support or ocers
Food and water
Rest intervals
Specialized equipment
Personal protective equipment
Mass-arrest supplies
Spare vehicles and uel
Property and evidence control
Storage
Consideration or bio-hazards
Decontamination
Initiate incident/event planning
consistent with the Incident
Command System (ICS).
2.2 Incident/Event Planning (cont)
Guideline
http://lib.post.ca.gov/Publications/Crowd/obispo.pdfhttp://lib.post.ca.gov/Publications/Crowd/obispo.pdf -
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POST Guidelines Crowd Management, Intervention, and Control
PART 2 Planning and Preparation | 11
Considering interoperability issues (e.g., individual communicationsradios, cell
phones)
Developing a communications plan
Identiying available translators when needed
Arranging or other equipment (e.g., barriers, encing, cutting equipment,
containment alternatives)
Arranging or vehicle removal/towing capability
Developing a demobilization plan
Considering post-event scene stabilization to prevent recurrence o unlawul activity
Methods and resources
Short-term requirements
Long-term requirements
Ensuring timely post-event debrieng
Considering soliciting input rom event organizers
Producing a written ater-action report outlining lessons learned and training
opportunities
Establish a retention plan or operational plans and ater-action reports
Reviewing standing plans or efectiveness
Initiate incident/event planning
consistent with the Incident
Command System (ICS).
2.2 Incident/Event Planning (cont)
Guideline
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POST Guidelines Crowd Management, Intervention, and Control
PART 2 Planning and Preparation | 13
Discussion: Be aware o the various types o behaviors associated with crowds that
may result in a law enorcement response. Although crowds tend to be categorized as
either lawul or unlawul, they are oten a blend o both and the individuals involved can
engage in various behaviors. These behaviors can vary rom lawul assembly to individual
criminal acts to civil disobedience to rioting. I easible, law enorcement should identiy
and isolate unlawul behavior.
A sampling o crowds and crowd behaviors (not in priority order):
Crowds
Anarchists
Community celebrations
Crime scenes
Disasters
Entertainment events
Labor disputes
Media events
Mobile crowds
Flash mobs
Parades
Parties/social gatherings
Political events
Product release/commercial activity
Social agenda driven events (e.g.,, abortion, animal rights, jury decisions,
environmental issues, etc.)
Sporting events
Trac collisions
Crowd Behaviors
Lawul
Isolated unlawul
Unlawul
Riotous
Recognize patterns o behavior
and be prepared to respond
appropriately to various types o
crowds.
2.3 Crowd Behavior
Guideline
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POST Guidelines Crowd Management, Intervention, and Control
PART 2 Planning and Preparation | 15
Discussion: Agencies should be amiliar with the process and responsibilities o
requesting and receiving law enorcement mutual aid. Large demonstrations and mass
gatherings have the potential to tax the resources o any law enorcement agency.
Agencies should be amiliar with the Caliornia Emergency Management Agency, Law
Enorcement Divisions Law Enorcement Mutual Aid Plan and its companion document, Law
Enorcement Guide or Emergency Operations. Both o these publications are available on
the Caliornia Emergency Management Agency (CalEMA) website at www.calema.ca.gov.
The size and magnitude o an event requiring law enorcement response will dictate the
need or multi-agency coordination and cooperation to eciently provide adequate
mutual aid resources. Critical elements o applying mutual aid to an event will include
pre-event planning (i possible), well-dened missions and objectives, specic uniorm
and equipment requirements, identied staging areas and incident acilities, adequate
briengs, an incident action plan, use o orce considerations, communication plan, arrest
protocols, logistical support (ood, lodging, rest intervals, etc.), and nancial agreements
(i contractual mutual aid or a planned event).
Be amiliar with the Caliornia Law
Enorcement Mutual Aid System
and Plan.
2.4 Mutual Aid & Multi-Agency Coordination
Police
Sheri
RegionalM.A.
Coordinator
StateM.A.
CoordinatorCalEMA
CaliforniaNational
Guard
Police
Situation SeveritySituation SeveritySheri
RegionalM.A.
Coordinator
StateM.A.
CoordinatorCalEMA
CaliforniaNational
Guard
CHPr
esource
s
mayb
euseda
tany
phase
oftheM
utualA
idreq
uestpr
ocess.
Channels or Requesting MutualAid
Guideline
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Commission on Peace Ofcer Standards and Training
PART 2 Planning and Preparation | 16
Be familiar with the California Law
Enforcement Mutual Aid System
and Plan.
2.4 Mutual Aid & Multi-Agency Coordination (cont)
Los Angeles
Orange
SanB
enito
Monterey
Sonoma
SantaClara
Napa
Solano
Mendocino
Del
Norte
Humboldt
Lake
SantaCruz
SanMateo
SanFrancisco
Marin
ContraCosta
Alameda
San Luis
Obispo
Santa Barbara
Ventura
Shasta Lassen
TehamaPlumas
ButteGlenn Sierra
Yuba
ModocSiskiyou
Colusa Sutte
r
Trinity
Yolo
Placer
Tuolumne
ElDorad
o
Amador
Calaveras
San
Joaquin
Stanisl
aus
Sac
rame
nto
Alpine
Nev
ada
FresnoMe
rced
Marip
osa
Kings
Tulare
Kern
Madera
ImperialSan Diego
Riverside
San Bernardino
Mono
Inyo
IA
VI
I
V
IV
III
II
Law Enforcement
Mutual Aid Regions
Region Counties
I Los Angeles, Orange
IA Santa Barbara, San Luis Obispo, Ventura
II Alameda, Contra Costa, Del Norte, Humbolt, Lake, Marin, Mendocino, Monterey, Napa, San Benito, San
Francisco, San Mateo, Santa Clara, Santa Cruz, Solano, Sonoma,III Butte, Colusa, Glenn, Lassen, Modoc, Plumas, Shasta, Sierra, Siskiyou, Sutter, Tehema, Trinity, Yuba
IV Alpine, Amador, Calaveras, El Dorado, Nevada, Placer, Sacramento, San Joaquin, Stanislaus, Tuolumne, Yolo
V Fresno, Kern, Kings, Madera, Mariposa, Merced, Kern
VI Imperial, Inyo, Mono, Riverside, San Bernardino, San Diego
Guideline
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POST Guidelines Crowd Management, Intervention, and Control
PART 2 Planning and Preparation | 17
Discussion: Collaborating with other public agencies and community-based resources
is necessary or efective law enorcement response to crowd management events. Law
enorcement should use available public agency and community-based resources when
planning or and responding to crowds.
Public agency and community-based resources may include (not in priority order):
Adjacent law enorcement agencies (i.e., mutual aid)
Animal control
Caliornia Emergency Management Agency
City Manager/County Administrator
City/County/State Departments o Transportation
Correctional acilities
District Attorney/City Attorney/Agency Counsel
EMS providers/ambulance services
Fire services
Hospitals
Judiciary
National Guard
Parks and recreation
Parole and probation
Public health services
Public transportation
Public works
Red Cross/Salvation Army or other similar service providers
Reuse/waste removal services
Schools/colleges/universities
Social services
Utility companies
Establish procedures to identiy,
develop, and utilize public agency
and community-based resources.
2.5 Public Agency and Community-Based Resources
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PART 2 Planning and Preparation | 19
Discussion: It is important to prepare or incidents through recurring training and
simulation exercises. Command personnel need to understand resources, operational
strategies, capabilities, orce options, and limitations o eld orces as well as the law
and policies. Operational personnel need to understand the law, policy, tactics, and
mission objectives.
Ocer discipline and restraint is an essential component in successully managing
crowds. Discipline is achieved through regular training in the areas o tactical
undamentals and First Amendment rights. Training should be an ongoing process.
Training should be relevant and realistic.
Training may include (not in priority order):
Agency policies and procedures
Arrest and control techniques
Baton/impact weapon techniques
Case and statutory law
Command decision-making
Continuing Proessional Training (CPT)
Crowd dynamics
Incident Command Post and eld exercises
Intervention strategies
ICS/SEMS
Less-lethal munitions (e.g., specialty impact munitions)
Mass-arrest
Media relations
Mobile Field Force
Mutual aid
Nonlethal chemical agents
Supervisory leadership
Tactical decision-making
Team arrest techniques
Note: SeeTraining and Inormation Resources, page 61
Establish procedures to provide
training or law enorcement
command and operational staf in
managing crowds.
2.6 Training or Managing Crowds
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Discussion: Gathering and analyzing inormation about an event can dramatically
increase the efectiveness o an agencys planning and response to incidents involving
crowd management. When estimating the impact o an anticipated event, law
enorcement must consider the need to:
Protect the rights o persons to lawully assemble and express their opinions
Preserve the peace
Deploy ocers or crowd and trac control
The collecting o inormation must be or a reasonable law enorcement purpose and be
mindul o Constitutional rights. A reasonable law enorcement purpose means that the
inormation being collected is intended to:
Assist the agency in acilitating event-related activities
Assist the agency in providing a public saety response
Address unlawul conducteither past, present, or anticipated
Not solely ocus on the exercise o rights guaranteed by the First Amendment
A pre-event assessment may include:
Determining the time o assembly, duration o event, location, and type o
activities planned
Estimating the number o persons expected to participate or observe
Reviewing any previous events involving the same or similar groups
Assess actions and equipment utilized by groups in prior incidents
Analyzing the expected time o arrival and departure, and the means and routes
o travel or participants
Attempt to determine impact on public transportation, reeways and
roadwaysAttempt to determine impact on commerce and public accessibility
Analyze potential activities and hazards along the route
Analyzing the potential or opposing/counter groups
Assessing public saety concerns associated with the event
When gathering inormation about groups and their actions, agencies should coner with
their legal advisor regarding guidelines and court decisions related to the collection and
dissemination o inormation.
Establish policies and procedures
to address the collection o
inormation prior to, during, and
ater crowd management events.
PART 3
Inormation Management
3.1 Inormation Gathering and Assessment
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PART 3 Information Management | 23
Discussion: Thorough documentation is a key element which supports not only
criminal investigation and prosecution, but also gives an account o law enorcements
response to an event. Documentation should begin with the planning process. Proper
documentation can aid law enorcement to address complaints, civil litigation, and
requirements or potential reimbursement. Agencies should ensure record retention
protocols are ollowed.
Use o orce should be reported consistent with agency policy. Agencies should ensure
that use o orce is accounted or and reported to the Incident Commander prior to the
conclusion o the law enorcement response.
Agencies should anticipate that all documentation, including electronic communications
may be subject to subpoena and Public Records Act, Government Code 62506270
requests.
Methods o documentation may include (not in priority order):
Still photography
Audio recording
Video recording
Written log/journal
Reports (including ater-action reports and any appropriate ICS orms)
Media reports/open source ootage
Communication, dispatch tapes and printouts
Subjects to be documented may include (not in priority order):
Pre-event planning
Incident/Event Action Plan
Records o law enorcement decisions and inormation
Records o law enorcement actions in response to the event
Property damage
Injuries and claims o injuries (participants and law enorcement)
Collective and individual behavior o participants
Individual arrests
Individual ofcers actions
Use o orce
Evidence/property collected
Ater-Action Report
Establish protocols for
documenting crowd
management events.
3.2 Incident Documentation
Guideline
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Establish policies and procedures
to address issues o command
and control or efective law
enorcement response to crowd
management events.
| 25
Discussion: Agencies should use the Incident Command System (ICS) as a basis to
structure a law enorcement response to crowd management events. The Incident
Commander is in command o the event. The Incident Commander must establish the
objectives o the incident action plan, consider new inormation, continually re-evaluate
the situation, assess available resources, and balance competing demands to best achieve
incident objectives.
Establishing a clear command structure during an incident is essential. Unity o
command is the concept that each ocer is assigned to only one supervisor. It
clearly identies the individual in charge o any specic group o ocers, unction or
assignment. Unity o command provides or efective management o both pre-planned
and spontaneous events.
When responding to a spontaneous event, individuals o any rank may serve as Incident
Commander until relieved by a ranking ocer. All personnel should be trained in the
Standardized Emergency Management System (SEMS), and, specically, the Incident
Command System.
A key principle or establishing unity o command is that each individual in a command
or supervisory role knows the ollowing:
To whom he/she reports
His/her role, responsibilities, and objectives
What resources are allocated and available
His/her geographical or unctional area o operation
The transer o command, at any level, requires the person assuming command to:
Assess the situation with the current Incident Commander
Receive a brieng rom the current Incident Commander
Determine an appropriate time or the transer o command
Document the transer o command
Notiy others o the change o command
PART 4
Roles and Responsibilities
4.1 Command and Control
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Discussion: A key component to the success o any crowd management event is that
all personnel demonstrate competent leadership, regardless o rank. Efective leaders
are accountable, organized, and decisive; they delegate appropriately, provide clear
direction, and lead by example. Leadership at critical incidents should be guided by their
agencys policies, procedures, and the law.
Leadership responsibilities may include (not in priority order):
Understanding and maintaining ocus on the objectives
Being available or decision-making
Accepting responsibility
Being proactive to reasonably control emotional responses o on-scene personnel
Making adjustments to operational tempo as needed
Communicating throughout the chain o command as required
Instilling condence
Emphasizing teamwork and avoiding individual action
Recognizing and addressing saety concerns o personnel
Continuously reassessing the situation and adjusting the response as necessary
Recognize the essential role o
leadership during any crowd
management event.
4.2 Leadership Responsibilities
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Discussion: Crowd behaviors that result in criminal activity should be investigated and
documented. Statutory ofenses may include, but not be limited to, trespass, unlawul
assembly, ailure to disperse, assault, rioting, vandalism, and conspiracy.
Private persons arrests should be considered when appropriate. Arrests should be
based upon applicable laws and advice rom prosecutors. Conspiracy charges may be
appropriate but are requently overlooked.
Investigative considerations may include (not in priority order):
Identiying crimes
Consulting with city/district attorney prior to and ater the event
Identiying a master report writer/case agent
Identiying an evidence coordinator
Gathering documents that may aid in an investigation (including press releases,
Internet material, signs, banners, etc.)
Obtaining available video evidence
Reviewing each arrest
Recording specic chants with nexus to unlawul activity and, when possible,
identiying who is leading them
Photographing/video recording the event
Maintaining evidence beyond the criminal prosecution, pending potential
civil litigation
Collecting samples o weapons (rocks, bottles, etc.) utilized in the commission
o a crime
Evidence considerations or conspiracy investigations may include (not in priority order):
Clothing and items showing aliation with similar groups
Computers and storage devices
Documents (correspondence, address books, journals, etc.)
E-mailManiestos
Photographs (including criminal activity and assembly site beore and ater)
Posts on social media and Internet sites
Telephone records
Video recordings
Note: Seizures o some o these items may require a search warrant
Establish procedures to investigate
and prosecute criminal activity
that may occur at public
gatherings.
4.3 Criminal Investigation
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Discussion: Lawul gatherings may oten conclude without any need or law
enorcement intervention. Every event should be independently assessed to determine
the tactics that will efectively support and acilitate First Amendment activity, and
provide or public saety. Tactics employed may evoke a positive or negative response
(e.g., a strong show o orce may calm and disperse a crowd or incite them). The
intervention strategies agencies utilize will depend upon available resources and the
totality o the circumstances. Crowds and criminal acts committed by participants
within the crowd require a exible response. Strategies include containment, control,
communication, tactical inormation, coordination and response. Planning or crowd
management incidents should include consideration o contingencies.
Crowd management, intervention, and control strategies and tactical considerations may
include (not in priority order):
Establishing contact with the crowd
Gaining verbal compliance
Supporting and acilitating First Amendment activities
Developing a trac management and/or control plan
Using crowd control and dispersal methods
Protecting critical acilities
Providing a high-visibility law enorcement presence
Note: For a more comprehensive list o considerations, seeAppendix B, page 51.
Develop crowd management,
intervention, and control strategies
to address crowd behavior, either
lawul or unlawul, that impacts
public saety.
PART 5
Crowd Control
5.1 Crowd Management, Intervention, and
Control Strategies
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Establish procedures or declaring
unlawul assemblies and issuing
dispersal orders.
Discussion: Law enorcement agencies should understand the law as it pertains
to an unlawul assembly. The decision to declare a crowd unlawul must be based
upon reasonable and articulable acts. The denition o an unlawul assembly has
been set orth in Penal Code section 407 and interpreted in court decisions. The
terms boisterous and tumultuous as written in Penal Code section 407 have been
interpreted as conduct that poses a clear and present danger o imminent violence [ In
re Brown (1973) 9 Cal. 3d 612, 623.].
The intent o a dispersal order is to permanently disperse a crowd, not to merely
relocate the problem. It should be made clear that the crowd is expected to
immediately leave the area, and include a warning that orce may be used which
may inict signicant pain or result in serious injury [Deorle v. Rutherord, 272 F.3d
1272, 1284 (9th Cir. 2001)]. The dispersal order must be given in a manner reasonably
believed to be heard and understood by the intended audience. Based upon the
circumstances, law enorcement may need to consider multiple announcements rom
various locations. Dispersal orders may be delivered in English and in other languages
that are appropriate or the audience. Regardless o how delivered, law enorcement
should record the name o the individual making the statement and the date and time
each order was administered. Dispersal orders should not be given until control orces
are in position to support crowd movement.
Dispersal Order Example I am (peace ocers name and rank), a peace ocer or
the (name o jurisdiction). I hereby declare this to be an unlawul assembly, and in the
name o the People o the State o Caliornia, command all those assembled at (specic
location) to immediately disperse, which means to break up this assembly. I you do not
do so, you may be arrested or subject to other police action. Other police action could
include the use o orce* which may inict signicant pain or result in serious injury. Penal
Code 409 prohibits remaining present at an unlawul assembly. I you remain in the area
just described, regardless o your purpose, you will be in violation o Penal Code 409.
The ollowing routes o dispersal are available (routes). You have (reasonable amount o
time) minutes to disperse.
* Agencies may want to consider including the description o specifc use-o-orce options
(e.g., electronic control device, baton, chemical agents).
Guideline
5.2 Dispersal Orders
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dispersal orders.
PART 5 Crowd Control | 34
Methods that may be used to deliver and document dispersal orders includes
(not in priority order):
Loud speech
Amplied sound
Display o signage indicating unlawul assembly and dispersal
Gaining the attention o the crowd and documenting armative responses o
crowd members prior to the declaration o unlawul assembly
Positioning law enorcement personnel to the rear o a crowd to conrm and
document hearing the transmission o the dispersal order
Acquiring multiple-language capability
Using video/audio recording equipment or documentation o the dispersal order
5.2 Dispersal Orders (cont)
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Discussion: The most successul law enorcement strategy or dealing with mass arrests
and bookings is proper planning, training, and comprehensive brieng o involved
peace ocers prior to the event. Mass arrests are dynamic situations that are resource
intensive. Any process must be exible enough to handle challenges that may conront
the eld orce.
Be prepared to utilize various arrest tactics to address unlawul behavior, including:
passive/non-compliant resistance, active resistance, and assaultive and lie-threatening
conrontation.
Maintain accountability o arrestees rom the arrest site (crime scene) through the
booking process. Many cases are lost due to the inability to match up the arresting peace
ocer to the arrestee. The arrest report should articulate each arrestees specic criminal
act(s) and the witnessing ocers. This process will aid in criminal prosecution and the
reduction o civil liability.
A coordinated efort by all involved criminal justice entities is essential to ensure proper
arrest, booking, and prosecution o violators.
Maintain accountability o evidence. Consideration should be given to maintaining
evidence beyond criminal prosecution, pending potential civil litigation.
Mass arrest and booking considerations may include (not in priority order):
Booking/processing area:
On-site, of-site or temporary holding acility
Medical staf
Security (protest groups oten target booking acilities)
Weather issues
Media issues
Designated arrest teams
Armed
Unarmed
Protective clothing
Handcuf-release devices
Develop procedures or
conducting and managing
mass arrests and bookings.
5.3 Mass Arrests and Bookings
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conducting and managing
mass arrests and bookings.
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Documentation (photo/video/written) o arrests
Date
Time
Location
Ofense(s)
Arresting peace ocer(s)
Identication o arrestees
Disposition
Computer access or records checks, etc.
Telephone access
Designated booking teams
Prisoner transportation
Special needs (e.g., wheelchairs)
Segregation issues
Gender
Gangs
Juveniles
Personal needs issues
Restrooms
Water
Food
Coordination with:
Medical
Jail
Court
District/City Attorney
Probation/parole
Public Deenders Oce
Private attorneys
5.3 Mass Arrests and Bookings (cont)
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Sucient handcufs/restraint equipment
Sucient orms/paperwork
Booking orms
Field release rom custody
Field interview cards
Evidence collection/storage o materials
Master report writer/case agent
Public afairs/media relations representative
Public service announcements
Develop procedures or
conducting and managing
mass arrests and bookings.
5.3 Mass Arrests and Bookings (cont)
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Discussion: The law enorcement response to unlawul behavior should be consistent
with the agencys use o orce policy and the law. The reasonableness o orce used to
efect a seizure is determined by balancing the nature and quality o the intrusion on
the individuals Fourth Amendment interests against the governmental interests at
stake. Graham v. Connor, 490 U.S. 386, 396-397 (1989). In determining the governmental
interest, the Court traditionally examines three actors:
1) The severity o the crime at issue
2) Whether the suspect posed an immediate threat to the saety o ocers or others
3) Whether the suspect was actively resisting arrest or attempting to evade arrest
by ight
According to Young v. County o Los Angeles, 655 F.3d 1156, 1163-1166 (9th Cir. 2011),
the Court emphasized that the most important actor is whether the individual posed
an immediate threat to the ocer or to the saety o the public. The Young court reers
to Headwaters I and II, when balancing the nature and quality o the intrusion against
the governmental interests, wherein a suspect is non-violent and poses no threat to the
saety o the ocers or others. See Young, 655 F.3d at 1162 and 1165 (citing Headwaters
Forest Deense v. County o Humboldt, 240 F.3d 1185, 1199-1200, 1204 (9th Cir. 2000),
vacated and remanded on other grounds, 534 U.S. 801. (2001) (Headwaters I); and, see
Young, 655 F.3d at 1167 (citing Headwaters Forest Deense v. County o Humboldt, 276 F.3d
1125, 1129-31 (9th Cir. 2002) (Headwaters II).
Periodically review use o orce alternatives in response to potential actions encountered
during crowd management and unlawul events. Training should reect reasonable
use o orce alternatives so ocers are prepared to consider the tactics/orce options
available; Chew v. Gates, 27 F. 3d 1432, 1443 (9th Cir. 1994). Peace ocers need not use the
least intrusive orce option, but only that orce which is objectively reasonable under the
totality o the circumstances; Scott v. Henrich, 39 F. 3d 912 (9th Cir. 1994), and Forrester v.
City o San Diego, 25 F. 3d 804 (9th Cir. 1994). When easible, prior to the use o a particular
orce option, ocers should consider the availability o less-intrusive measures; Young,
655 F.3d at 1166; Bryan v. McPherson, 630 F. 3d 805, 831 (9th Cir. 2010).
Warnings should be given, when easible, i the use o orce may inict signicant pain or
result in serious injury; Deorle v. Rutherord, 272 F.3d 1272, 1284 (9th Cir. 2001).
In all situations, the orce used must be objectively reasonable under the totality o the
circumstances. Graham v. Connor, 490 U.S. at 397.
Develop use o orce policies,
procedures, and training or
managing crowds engaged in
unlawul activity.
5.4 Use o Force: Force Options
Guideline
http://supreme.justia.com/cases/federal/us/490/386/http://us9thcircuitcourtofappealsopinions.justia.com/2011/08/26/young-v-county-of-los-angeles-et-al/http://lib.post.ca.gov/Publications/Crowd/chew.pdfhttp://lib.post.ca.gov/Publications/Crowd/scott.pdfhttp://lib.post.ca.gov/Publications/Crowd/forrester.pdfhttp://lib.post.ca.gov/Publications/Crowd/forrester.pdfhttp://www.ca9.uscourts.gov/datastore/opinions/2010/11/30/08-55622.pdfhttp://www.law.com/regionals/ca/opinions/nov/9917188.shtmlhttp://www.law.com/regionals/ca/opinions/nov/9917188.shtmlhttp://www.ca9.uscourts.gov/datastore/opinions/2010/11/30/08-55622.pdfhttp://lib.post.ca.gov/Publications/Crowd/forrester.pdfhttp://lib.post.ca.gov/Publications/Crowd/forrester.pdfhttp://lib.post.ca.gov/Publications/Crowd/scott.pdfhttp://lib.post.ca.gov/Publications/Crowd/chew.pdfhttp://us9thcircuitcourtofappealsopinions.justia.com/2011/08/26/young-v-county-of-los-angeles-et-al/http://supreme.justia.com/cases/federal/us/490/386/ -
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procedures, and training or
managing crowds engaged in
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Use-o-orce considerations may include (not in priority order):
Determining compliance or non-compliance o individuals
Moving non-compliant ofenders
Anticipating possible actions o demonstrators
Identiying criminal violations
Developing arrest protocol
Addressing the use o pain compliance techniques
Planning or physically challenged, elderly, and child demonstrators
Considering the resources available based on the situation
Evaluating availability o other public saety resources
Using personal protective equipment
Planning or the saety o bystanders and the media
Evaluating the mobility o suspects/protestors
Determining avenues o controlled departure
Anticipating potential need or medical resources
Addressing the use o less-lethal munitions and chemical agents
Force options may include (not in priority order):
Law enorcement presence
Verbalization
Control holds
Compliance techniques
Control devices
Nonlethal chemical agents
Electronic control devices (ECD)
Impact weapons/batons
Less-lethal munitions
Deadly orce
5.4 Use o Force: Force Options (cont)
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This guideline must be applied in conformance with Guideline 5.4, Use of Force:
Force Options.
Discussion: Case law has determined that the use o nonlethal chemical agents can
cause signicant pain and is an intermediate level o orce; Young v. County of Los
Angeles, 655 F.3d 1156, 1162 (9th Cir. 2011). Since Young held that chemical agents can
inict signicant pain, warnings should be given, when easible, prior to deployment;
Deorle v. Rutherford, 272 F.3d 1272, 1284 (9th Cir. 2001).
Use o nonlethal chemical agents in response to an unlawul assembly may be reasonable
depending on the totality o the circumstances. Each agency should consider when,
where, and how nonlethal chemical agents may be deployed, and consider potential
collateral efects.
Only properly trained personnel should be authorized to deploy nonlethal chemical
agents. Nonlethal chemical agents, protective masks, maintenance, storage, and security
must be addressed by each agency.
Nonlethal chemical agent deployment considerations may include (not in priority order):
Saety o personnel involved
Personnel available
Methods o delivery
Weather conditions
Wind direction
Physical location/terrain considerations
Efect on law enorcement horses
Types o agents available
Protective devices or personnel
Decontamination
Potential exposure to children, elderly, and persons with disabilities
Develop policies and procedures
regarding deployment of nonlethal
chemical agents during incidents
of civil disobedience. Ensure
awareness that the application of
nonlethal chemical agents is
considered an intermediate
level of force and must be
reasonable under the totality of
the circumstances.
5.5 Use of Nonlethal Chemical Agents
Guideline
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Nonlethal chemical agent policy considerations may include (not in priority order):
Circumstances
Training
Reporting
Types o agents
Appropriate methods o deployment
Identity o person(s) who can authorize the use o nonlethal chemical agents
Identity o person(s) trained to deploy nonlethal chemical agents
Decontamination/observation
Medical attention
Storage, replacement, and inventory accountability
Field issuance, deployment, and accountability or recovery
Protective mask t testing
Multi-agency events
Develop policies and procedures
regarding deployment o
nonlethal chemical agents
during incidents o civil
disobedience. Ensure awareness
that the application o nonlethal
chemical agents is considered an
intermediate level o orce and
must be reasonable under the
totality o the circumstances.
Guideline
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Discussion: Having an efective media relationship is important to law enorcement
when addressing crowd management incidents. The more that law enorcement interacts
with the media in a spirit o cooperation and transparency, the more accurate the
reporting. In most instances involving crowd management events, it is benecial or an
agency to routinely provide timely inormation rather than simply respond to inquiries.
Media strategies may include (not in priority order):
Assigning a Public Inormation Ocer(s) (PIO) to the event
Complying with Penal Code 409.5
Developing a plan to address non-traditional media in the crowd
Providing a single point o contact that the media can call/access to receive
timely updates
Ensuring timely, accurate inormation about the event
Taking proactive steps to provide inormation rather than merely responding
to inquiriesConsidering dissemination o inormation to the media that may include:
The what, where and when o anticipated activities
Specic parade or protest routes
Locations subject to disruption o normal business or trac
The extent o disruption expected
Alternative routes and/or mass transit alternatives
Inorming the media o law enorcement expectations during a dispersal order(s)
Establishing a media staging area
Considering use o a media pool (camera, radio, print)
Considering embedding media with law enorcement when appropriate
Considering establishing a Joint Inormation Center (JIC)
Develop policies and procedures
or acilitating the role o the
media during incidents that
require a law enorcement
response to manage crowds.
PART 6
Media
6.1 Media Strategies
Guideline
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PART 6 Media | 45
Discussion: The use o electronic communication and social media has grown
exponentially over the last decade. People o all ages and organizations o all types
now commonly use a vast array o electronic devices. The efective use o electronic
communication and social media can enhance law enorcement eforts related to
community outreach, investigations, and in other strategic initiatives. Electronic
communication and social media have specic application to law enorcements response
to incidents o crowd management.
Considerations or law enorcement regarding utilization o electronic communication
and social media may include (not in priority order):
Quickly inorming the public and media about events, developments, police
activities, or other announcements in real time
Building relationships with the public, special interest groups, and protesters
Providing ways or the public to communicate with law enorcement, such as
reporting suspicious activity
Inorming crowds by posting instructions to attendees
Communicating with citizens about crime inormation, road closures, etc.
Providing relevant inormation, prior to and during an event
Providing timely warnings, emergency notications, and/or advisories to mass
recipients (e.g., reverse 9-1-1, texting, etc.)
Establishing operational security and identiying legal implications in the ocial
use o electronic communication and social media platorms
Developing agency-specic policies and procedures with regard to the personal
use o electronic communication and social media that includes measures to
ensure operational security.
Develop policies and procedures
or the use o electronic
communication and social
media as both an efective
means o communicating
with the community and an
investigative tool.
6.2 Electronic Communication and Social Media
Guideline
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Anarchist
A person who uses unlawul, violent means to cause
disorder or upheaval
Active Resistance
To intentionally and unlawully oppose the lawul
order o a peace ocer in a physical manner (e.g.,
bracing, tensed muscles, interlock arms/legs, pushing,
kicking, etc.).
Ater Action Report
A report covering response actions, application o ICS,modications to plans and procedures, training needs,
and recovery activities.
Arrest Protocol
The ormal process o placing subjects under arrest,
taking into custody, and associating the arresting peace
ocer(s) with the specic individual arrested.
Arrest Teams
Personnel assigned to arrest duties during civil
disobedience/civil disorder incidents.
Assaultive ResistanceAggressive or combative behavior which attempts or
threatens to assault an ocer.
Booking Teams
Personnel assigned to custodial processing duties
during incidents o civil disobedience/civil disorder.
Chemical Agents
See Nonlethal Chemical Agents, page 49.
Civil Disobedience
An unlawul event involving a planned or spontaneous
demonstration by a group o people.
Civil Disorder
An unlawul event involving signicant disruption o
the public order.
Command
The authority a peace ocer lawully exercises over
subordinates by virtue o his/her rank and assignment
or position.
Compliance Techniques
Reasonable, lawul use-o-orce methods intended to
encourage suspect cooperation.
Compliant Behavior
Behavior consistent with submitting to lawul orders o
a peace ocer without resistance.
Control Devices
Devices intended to assist peace ocers in gaining
control o subjects who reuse to submit to lawul
authority (e.g., batons, electronic control devices,
restraints, chemical agents, etc.).
Cordoning
Surrounding or enclosing a particular problem area;
also reerred to as perimeter control.
Critical Facilities
Any location essential to the well-being and saety o
the community requiring law enorcement protection
during a critical incident.
Crowd
A number o persons gathered together.
Crowd Control
Law enorcement response to a pre-planned or
spontaneous event, activity, or occurrence that has
become unlawul or violent and may require arrests
and/or the dispersal o the crowd.
Crowd Dynamics
Factors which inuence crowd behavior.
Crowd Intervention
Law enorcement response to a pre-planned or
spontaneous event, activity, or occurrence to deal
with isolated unlawul behavior or an impact to public
saety while allowing the event/activity/occurrence to
continue.
Crowd Management
Encompasses law enorcement management,
intervention, and control strategies when responding
to all orms o public assemblies and gatherings. Also
reers specically to strategies and tactics employed
beore, during, and ater a gathering or the purpose o
maintaining the events lawul activities.
APPENDIX A
Terms and Defnitions
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Decontamination
Procedures taken to reduce the efects o any nonlethal
chemical agent or bio-hazard exposure.
Discipline
Peace ocer behavior that is consistent with
demonstrating sel-control, teamwork, moderation,
and restraint.
Dispersal Order
Lawul orders communicated by law enorcement
personnel commanding individuals unlawully
assembled to disperse.
Dismounted Tactics
Non-mobile tactical ormations generally involving
team, squad, and platoon-sized units.
Emergency Operations Center (EOC)A location rom which centralized emergency
management is perormed. EOC acilities are
established by an agency or jurisdiction to coordinate
the overall agency or jurisdictional response and
support to an emergency.
Essential Elements o Inormation (EEI)
Critical tactical inormation, obtained rom any source,
received prior to and/or during an event which is
considered so essential that without it, meaningul
planning cannot proceed.
Flash MobA group o people organized using social media to
coordinate meeting at a specic location at a specic
time or entertainment, satire, or, in some cases,
criminal activity.
Flashpoint
Specic location(s) which become the initial source o
unlawul activity and the origin or ocal point o civil
disorder.
Force Options
Reasonable orce alternatives that may be utilized by
law enorcement to efect arrest, overcome resistance,and prevent escape.
Formations
Coordinated unit tactics utilized by law enorcement
to control crowds, stop unlawul activity, and disperse
and/or arrest violators.
Incident Action Plan (IAP)
A written document containing general management
objectives that reect the overall incident strategy and
specic plans using personnel and resources. Incident
Action Plans will vary in content and orm dependingupon the kind and size o an incident.
Incident Command System (ICS)
The statewide model or eld-level management
o emergencies mandated by the Standardized
Emergency Management System (SEMS). ICS is
specically designed to allow its user(s) to adopt
an integrated organizational structure equal to the
complexity and demands o single and multiple
incidents without being hindered by jurisdictional
boundaries.
Incident ObjectivesStatements o guidance and direction necessary or th
selection o appropriate strategy(s), and the tactical
use o resources. Incident objectives are based on
realistic expectations o what can be accomplished
when allocated resources have been efectively
deployed. Incident objectives must be achievable and
measurable, yet exible enough to adjust to strategic
and tactical alternatives.
Leadership
The art and exercise o inuence to obtain willing
compliance, condence, respect, and loyal cooperatio
o personnel.
Less Lethal Impact Munitions
Projectiles launched or otherwise deployed or
purposes o overcoming resistance , preventing
escape, efecting arrest, reducing serious injury and
may be applied without a signicant likelihood o
causing death.
Lie Threatening
Any action likely to result in serious injury or death o
an ocer or another person.
ManagementThe process o planning, organizing, coordinating,
directing, budgeting, and controlling resources.
Mobile Arrest and Booking Teams
Mobile teams designated to assist eld personnel with
mass arrests and processing.
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APPENDIX A Terms and Defnitions | 49
Mobile Field Force
An organized, mobile law enorcement tactical
orce equipped and trained to respond to unusual
occurrences. The mobile eld orce is currently the
statewide standard conguration known as Mutual AidResponse Mobile Field Force.
Mobile Tactics
The ability to rapidly deploy law enorcement
personnel using vehicles. The vehicles may also be used
or crowd control and containment.
Mob
A disorderly group o people engaged in unlawul
activity.
Mounted Tactics
Crowd control while mounted on horses.
Non-Compliant Behavior
Behavior which does not yield to the lawul order
o a peace ocer but ofers no physical resistance
(sometimes reerred to as passive resistance).
Nonlethal Chemical Agents
Devices utilized by law enorcement agencies which
may include CS, CN, OC, and HC (smoke).
Noticed Events
Public assemblies, demonstrations or crowd events,
which are planned or in advance and allows or
prior notice, whether direct or indirect, to law
enorcement.
Operations Plan
A plan describing the tactical deployment o resources
at an incident or event to meet the objectives o the
Incident Action Plan.
Operations Security (OPSEC)
Methods used to prevent sensitive inormation,
which may compromise the integrity and saety o a
law enorcement operation, rom being improperly
disseminated.
Pain Compliance
Stimulation o nerves or the manipulation o joints to
elicit a sense o unease or distress in a subject, causing
that subject to comply with lawul directives.
Passive Resistance
Reers to intentional and unlawul opposition o a
lawul order o a peace ocer during arrest situations
but involves no physical resistance. (See Active
Resistance).
Perimeter Control
See Cordoning, page 47.
Photographic Teams
Law enorcement photographers assigned to
memorialize designated activity involving civil
disobedience.
Policy
Statements o principles and values which guide
the perormance o a specic agency activity. Policy
establishes limits o action and reects a statement o
guiding principles that should be ollowed in order to
achieve an agencys objective.
Procedure
A method o perorming an operation or a manner
o proceeding on a course o action within the limits
o policy.
Public Disruption
The interruption or disturbance o public order.
Stakeholder
Entities having a legal, proessional, economic or
community interest/responsibility in a public assembl
or gathering.
Sectoring
An overall area o operation and dividing it into sub-
sections based upon geographical and/or dened
boundaries.
Social Media
Communications o social interaction, using highly
accessible and scalable devices, including web-based
and mobile technologies used to promote interactive
dialogue.
Spontaneous Events
Public assemblies, demonstrations or crowd events,
which occur without prior planning and/or without
prior notice to law enorcement.
Standardized Emergency Management System (SEMS)
A system required by Caliornia Government
Code or managing response to multi-agency and
multijurisdictional emergencies in Caliornia. SEMS
consists o ve organizational levels that are activated
as necessary: Field Response, Local Government,
Operational Area, Region and State.
Tear Gas
The term used in the Caliornia Penal Code or what la
enorcement more accurately reers to as nonlethal
chemical agents.
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Unifed Command
In ICS, it is described as a unied team efort, which
allows all agencies with responsibility or the incident,
either geographical or unctional, to manage an
incident by establishing a common set o incidentobjectives and strategies. It maintains agency authority,
responsibility and accountability.
Unity o Command
The concept by which each person within an
organization reports to one and only one designated
person.
Unlawul Assembly
Penal Code Section 407 denes an unlawul assembly
as: Whenever two or more persons assemble togethe
to do an unlawul act, or to do a lawul act in a violent
boisterous or tumultuous manner, such assembly is anunlawul assembly. Boisterous or tumultuous manne
has been interpreted by the courts to mean conduct
which poses a clear and present danger o imminent
violence.
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ituationS
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APPENDIX B
Crowd Management Intervention and Control Strategies
POST Guidelines Crowd Management, Intervention, and Control
Situation Law Enforcement Response
Lawful Assembly
Free Speech and assembly are protected FirstAmendment activities. :
Use CrowdManagementstrategies
Meet with event organizers andstakeholders
Determine the history and risk o the group
Create a planning team
Check permit limitations
Develop Incident Action Plan and objectives
Identiy and assign resources
Monitor and assess crowd behavior
Separate opposing actions
Maintain video log
Provide direction and expectations at roll
call/brieng
Engender acilitation, not conrontation
Interact with organizers and gain their
cooperation
Isolated Unlawful Behavior
Isolated unlawul activity by individuals or
small groups within a crowd should not
automatically orm the basis or declaring an
assembly unlawul. Isolated destruction o property
Isolated acts o violence
Isolated rock or bottle throwers
Individual sit down demonstrators
Use CrowdIntervention strategies
Use organizers and monitors to gain
voluntary compliance
Isolate, arrest and remove law violators as
quickly as possible
Video action o ocers and law violators
Use amplied sound to communicate intent
or to gain compliance
Use low prole tactics when possible. Dont
become the ocus o the demonstration
When it is not possible to make an
immediate arrest, identiy and track
suspects using cameras, observation posts,
an air unit or shadow teams Continue to assess; escalate and
de-escalate as behavior changes
Dont increase crowd tension or change
crowd ocus to law enorcement by
unnecessary aggressive appearance or
behavior
Unlawful Assembly
Assemblies may be dispersed when they are
violent, or pose a clear and present danger
o violence, or the group is breaking some
other law in the process. I a cr ime is occurring,
action may be taken to stop it pr ior to a
Dispersal Order being given.
Per Penal Code 407, two or more persons
assemble to:
Commit an unlawul act or
Commit a lawul act in a boisterous or