Gas Transportation Agreement Reflecting Proposed Changes

GAS TRANSPORTATION AGREEMENT

THIS AGREEMENT, made this day of 2 o___ is by and between MONTANA-DAKOTA UTILITIES CO., a Division of MDU Resources Group, Inc., a Delaware corporation, hereinafter called "Company", and located at hereinafter called "Customer".

Customer has entered into agreements to purchase natural gas and have that gas delivered to a "receipt point" using Shipper(s) as specified in attached Exhibit "A" as Shipper. Customer agrees to notify Company prior to any change in shipper(s) and further agrees to execute a new Exhibit "A" prior to change of event .

Customer and Company enter into this Gas Transportation Agreement to have said gas transported by Company from the "receipt point" to a "delivery point".

WITNESSETH: The parties hereto, each in consideration of the agreement of the other, agree as follows:

1. 0 TERM. Transportation, deliveries and charges hereunder shall commence on and expire on , and shall continue thereafter until

either party furnishes the other party 30 days written notice of termination.

2.0 RECEIPT POINT(S) I DELIVERY POINT (S), RATE SCHEDULE(S), AND QUANTITIES. Delivery of natural gas under Small Interruptible General Gas Transportation Service Rate 81 or Large Interruptible General Gas Transportation Service Rate 82, by Company to Customer shall be at or near the points whose locations and maximum delivery quantity per day are described as follows. In the event said "Term of Rate", as specified in attached Exhibit "B", is not executed by both parties to this agreement, Customer agrees to pay Company the currently approved ceiling rate as specified under "Rate Schedule" below. Said "Term of Rate" shall not be executed for periods of less than 30 days.

Receipt Point Delivery Point Rate

Schedule

Dk Maximum Delivery Point Quantity Per Day

~~3 . 0 DISPATCHING_._~-Customer will adhere to gas dispatching policies and proce­dures~ established by Company a nd pos t e d on Company ' s web site , to facilitate service under this Agreement. Company will inform Customer of any changes in dispat ching policies that may affect this Agreement as they occur.

2. 2 METERING AND MEASUREMENT- - Company- wi-ll-me-t-e-F--the- quantity of natural !J-a-s

delivered to Cu-stome-r at: the-de-livery point .-----ee1wr;i-any-w-i-ll test me-ter ifl.--a~&.Edanee with a ppli-c-able state- uti-li-ty £ules and regul&twns-.------±n--addition, the parties agree too the- f-ol-l-0wing- t-eeting and eorrec-t-i-ve-pl:'ee-edur-e~

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2 . ~. 1 CUS'I'GMER '-S - MET-ER--Cus temer- may i~-11,-~t-e-and--ma-i.nt-ai&---at--i--t:e--so-l-e

expens~,-equipme£t f--er th~rpose <>f-measu:if.ing the ameunt of-natl:iral-9a-s--de-l i ver-e-d ev-eF- any--me-asurem~pe-riod---{-Gastome-r--me-t-e-r }-, -p~ed--t-he--e-qu-i.p~s-hall-aet inter-fere w-i-th- such de-1-i-very- ~--w-ith the--GempanyL.a--me-t-er .

2 .-2-. 2 ALTERNATIVE MEANS -OF MEA-SUREMEN!r--In the event-the Company's meter-is out-e-f se-rvice; measurement--shall be-determined- by the fol-±-Owing s-tep-pr-0ees-s--h-eginni-ng with s-tep--1'a 11 below"!-

a . Using the- registrati-0n of -the Custemer' a-met-er, if ins-t-al-led-ana--aceur~e-ly registering within--two per-e-ent ( 2-%-}--(eithe!.'---h igh of l<>w-}-1---or b .- Tn-- t·he abse-nee of acc-u-ra-te-~ustome:r.:--metei:ing-,--by making--a cal-i b-ration t-es-t­or-mat-hema~iea-1-ealcu-l-at:--i-en , i-f- t.he-perc-e-ntage-of error is -a:ee-er-tc-a:i:-nab-1-e-1~ c. T-o the exteat-Cust-eme-r..Le- me-ter e-al-.il>rat-ion t-es-t, or mathematiea-1:-eal-eul-at-i-en deaeribed -ab-eve eann<>t-&e-uti~ked,-by--e.atimating by- ~f--eTene-e--t:e-quant4tie-s

rne-asu-r--ed during -periods unde:r--simi-1-ar -eendi t-ions- when the- -eompany -Ls- meter was r eg-i-a-t-er ing -ace-ur-a tel y--;---0]!7

d . '!'-e- the extent-the met-hods describe-el -abeve--eannot be- u-tilized; hy-e-stimating by~ferenee-8T--Cus tomer-Le-operat ing Feeo~ the pcriod-in-que-s-t-ion-.

2. 2 . 3~E&'M:-N-G - - Th.€--aecuracy-ef--thc--Gompany-Le elee-tr-enie-meaffilrement devi-ee--and t-he integrity-of---the meter-shall be--t-eated- and-ealihrate-d--i-n·--the--pr-esence---o-f-the Cus-t.em-er a~-·-a minimum-~£ onee- -eaeh- -y-ea--r-. In- add-i-ti-0n , f-low tes-t-in9'---and cal i-br-a-tion of-t-h-e meter -sha-±-1- be peH-eE!led in-e-emp-liance--wi-t--h--estab±-i-shed- Company- poli-ey---f-0-r--l-arge me-ters at;;-a- minim~-onee -eae-h five y-ear--&.-Bempany sha-H-f.or~ a--cepy---e£­cali!>rati-on docurnen-t-ation to Gust-omer .~ the even-t--that ei--t-h-e~ party---ne-t-ifies the other- that=--it- deeiTe-S- a test-of- thc --aee u-r-acy of---i-td3 own- or---of- the- -oth er parto-yL-s m~r, -t:he-pa-r-t-iee ah-a--1-±-- e-eoJ?e-ra-t;-e to-s-eeu-re-a pr-ompt.-ve-r-i-f-i-e-a-t-i-on--e-f--t.he-aec-ur-aey of sueh-equipment. Not·ice--shall be--adEkes&e<l- t-0---Compan-y'-s-Gat3- -Supe-r-int-endent- at Gompany '-s--B-i-smarck-, -NI}- -Of f4:-e-e---and-- sha-ld--be--i-n writing- at 1 eas t--£-Our~ays in adv-aae-e-- of said-testing.

2-.·-2. 4 COSTS---OF- TESTING-·-- Compan y - shall .&ear the cos~ef the te-st-ing an-d--any requir-ed adjuet-ment;----o:f- the--Gempany 's-me-t'.er .- In----t-he-even-t- tdla-t Cua-t-ome:r· Fe~t>£-a -testing e-f -Company-Ls-meter -a-t--e-ther -than-the spee-i-fied i~vals, -C---us-terne-r s-fta--1-1-bear--the ea.at of-t-he te&t i-ng-\Hlle&s s-ueh-equ-ipmen-t-is-£e-1;1.:aEi-t<> be ·i-na-ee-ur-at-e ~r-eat-er-t-han t--wo pereent (2%) fe-i-t-her high--o-r- low) .

2. 2. S CORRECTIONS 0¥---M-EASUR-I-.HG--EQUIPM-ENT----If, up-0n-t>estin~,-H1e CompanyLs - rnete-r--i-s found t<>-b-e accuratce--wi-thin ~o----pe-rce-nt----f2-%.}- {-either- high -or-~ at- a--f-1.ow rat-e corresponding te th-e average hourly fl-ew- r-ate f-0£--na-tural gas supplied-by-Company t-o- Custemc-i.=-- for the- period sin-ee the 1-ast--precediR~ tcs-t, ~ioue reeordi-:ag-0--ef cueh equ.i-pment,- shall - be--e-onsider-ed-a-e-eurate in- e-ompu-t in9 de--1-4-veries -e-f----n-atur-al---gas­hereunde-r,--bu-t Company meter--s h all be pr-cimptly- adj-us-t-e-d- to- record eor-reetly t-o---t.Ja-e C*tent- -possible. I-f,-upon- &es-ting ,-C-<:>mpa-ny' s-met-er--shal l be found -te-b-e---inac-c-u-~ by greater- than twe---pe-rcent (-2-%-)- {cithe"f'-hig-h or ±ow-1 -at a f~ -rate co-r-Fcspo:eding t-e- the aver-ag~-hourly---f-l-ow r-at.~r natura-1----g'-a-e-eupp-1-ied-by-e<>mp-al'l.y-t:-o -Cus-t<>mel!'-~ th-e-period- since--t-he last p-recedin9 t-es-t-, - then- e-uch Company-meter sha-1-l---be- prompt-!y adjusted~ reeo-r-d-p-x-eperly • te---t.he ext.-ent--poss-~and--any-prev-i-Ouo--re€{;)rd-ing-s----By

s-uch Company meter s-ha-1-1 be cor-reete<i to- zere - e-rror, tEr- -the- e-xtent --possibl-e ,- and C<>mpany--ehall pr-om~y send-te--C-ustome~eport--b-ased -on sueh--eorreot-ed re.~i-ng-s

and a rev-i-sed invoie-e-baoed on-eo-r-rected-f-ea.-d-ings w-it-hi-n- thi-rt-y--d-aya-. If no re±--i-able i-nformat~en exists - a& - to whe-n--t-he Company---meter beca.me-inacc-u-ra-tc 1 it shal--1-be assumed -for corree-t-i-on purpe-9€s hcreunde-F---that sueh---inaccurae-y-h-egan a.~point i-n time midway between--th e testi-n§f-d-ate and--the--1-aet --pr-ev-ious dat-e-- on which the -Company me-ter was t-es-ted and found to be ac-curat~ or adj-u-s-ted to- be-aeeurate.

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2. 2. 6 MAIN!J.!BNANGE--Eaeh-pa-rt-y shall hav-e the r-~bt-t.o--be p-reeent wheneve-E" the other party reads, cleans, --ehanges,-Fepairs-, inspects, - tes-ts-,- ca-librates, or adjust-s---i~s

meter. Eaeh ~arty ohal~----y-i-ve-timely aotiee----t-o~fte--e~r party-in -advanee-of taking any such actions. -Neaee--ehall be addressed-E-0---C-empany' o- Gas Sup-erintenden-t---a-t= Company' e -B-iemaFek,--ND -~iee-; Ea-eh pa-F-ty---ehal~:i:-v-e---at- leaet-24---heu~otiee w the other--party p-r~or-to undertaking the above-described acti-v-ity.

2 . 2 . 7 CHARGES, PENALTIES, COSTS, -0-R-E~P.ENSEs---- To -the extent that- any-- penalties- are incurred by Custome-:t'---a-s a resul-t of- the-inae-c~acy--ef-e-ompany'-s -met-er-gr-ea-t-er-t-han two percent - (2%) (either high - or - low} r -Company - s-ha-l-1 - :Ge r-e-s-pons-ibl-e for such penalties-.

2. 2. 8- ELBCTRONIC MEA-SUREMENT-- EQU-IPMENT The- --Gompany'-s---e-lec-tz:enic-me-a-s-urement equ-ipment, - liS-ed as a rem~-e-Jrmi-na:k--uni!;--f-eF--£YS-t-effi-()peFations, is exe±-uded frem the requir--ement.-s--ef---Sectione 2. 2. 2-,--'2. 2. 3-,---2-. 2 . 4-, -2 .-2 . 5-, 2-.-il-. 6-,--- and-2-. 2. 7. -'I'he eo-t ima t ed-eoat-o-f the in&t-aHa-t-ion-o-f- e-lec-t-rGni c-me-as-u-r-emea-E-el!\:lipment -in-cen-j-\i-~ wi-t:h this Agreement is PAI!h---Cuff-ome-r -agre-es to prov-Me- t-h4-s-ameunt to Company-at the time this-~ioeement is returned t-0--Gompany-~eeution-by-Company-.

2-. 2. 9 RECORD E~AlH-NA'I"I-G-N--Customer sha11-hav~h-t--a-t----a*-l J?eas-Effiab-le-ti-mee----t-e examine the books, reeor-ds and -c-ha-rts of- Company, for-a---two yeal'--period subsequent to the i -o-suanc-e-in--wri-ting of- a dispute ~~-o--t.he- ex-tent nec-essary- t:e- ve~i~ the accu-:r-aey-of-any--st-atement, charge- ol!'- c-ompu-t-a-t.i-en made under o-r pursuant to any provisions -e.f-th-i~;t:eement.

E>e-1-i-very Point The pe4.-&&--a-t---whl-e-h-C--\i-e-&emer as~-a-ted~-as--b&.i:-ng ·t:t'-anoported . Thie p o-:i-a-t-w-i-±-1-normally be at-~mpany• o meter (s) a-eeated OB Customer ' s premises,

Gao Day at 9 : 0-0

Means a peried of twenty four consecutive hour-e,-be-g-inn-:i:-R-g--a-nd ending a . m. Central Cloelt Ti-me-.-

Int:-e-rruptioa A suspen&i-en-ef transportation or retail natural ga&--&e-r¥i-e-e deemed necessary by Company.-

Nemiaation The daily ve-1-ume,.-i-n dk 1 of aatural ga-a~d by Customeio for ~~n---a-nd--de-±-ivery to Cue-&emer--a-t--t-he delivery pe-i-nt over a 24 hour p-e-r-i-ed--e-emmeftei-ng--a-t-!H-GG--a-.~H>e-k Time eaeh--d-ay-.-

R-eee-ip-t-Peint The--4-nt e rt i e between Cempa-ny---a-n<l-t-fte-in-te-ree1m.e ct iag pipe -1-i-ne-(-e-}-a-t - wh-i-eh--po-i-R-t--C-emp any ao ownes---e-ue-tody--e-f-t-h~ s being t ranOfHTF-t---ed.-

~pe:t=---1!-he--pa-rt--y-w-ith whom-t-he-f>-i-peline ha-a entered iato a Service .\greeme'&t­-f-o-J;'---t--:t'-an-ep-o-F-t--a-t::-;i:-on----o-e-r¥-i-ee-.-

4 . 0 RATE. The rates charged Customer shall be as specified in applicable Company tari ffs as approved by the appropriate state utility regulato ry agenc y .

The currently effective rates and Gene ral Provi sion tari ff s are avai lable on the Company ' s website are attached-b-efe-t-o-and made a p a rt hereof. Company shal l have the right to modify the rates charged and the terms and conditi ons hereunder by making unilateral rate filings with the appropriate regul atory agency.

4--.-±-5.0 FIRM NATURAL GAS REQUIREMENTS. in accordance with Company ' s Rate 70, for Customer's firm requirement s meter( s ).

Cus tomer agrees to accept s ervice hereunder as specified in Ex hibit "C" of this Agreement delivered through Customer' s interruptible

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4. 2 T~E&-. In addttA,-0n-to the--ra-tes spee4-fied -abeve-, Comp-any-iThall -ee±-1-et!-t f--1!'em eustomer -and- <::-u-stomer agr-ee-s to -pay-Company -aRy sal-es, uee-,-e-x-eise,-er-other--~

-taxes and---e-i-t.-y fe-ee----i;-h-a-t-a~-e l~ly-e-ffecl4ve-and--app-±4-eahl~he ecFviee ~<>¥-ided hereunder .

4-. 3- REPLAGEMENT OR----SUPPLEMEN'l'A-L-SALES &ERV-ICE. In-terruptib-l-e retail gas- may-b-e availabl-e--a-t this loeation-Ourin~he time-that -this--A-g-reernent~i-s in for~us-tomer may request - that ~empany pro~ inte1"rupt-ible -r-e-&a-:i-1- gas aa±es-- purs-uant to Ra~e Schedule ---1-1- . SeF'll"i-ee under-such rate i-e- eubjec-~to the avaHah-i-lit-y-of- e-a-pac-i-t-y on Company1-s system-and prior--dernands -0t: -eust-0mers-- served -under Company Ls genera-1 9-t!rvice- ga"S--· rates.

~6 .0 ASSIGNMENT . Customer agrees that it will not assign this Agreement except upon written consent of Company.

6--. -0- IND-EMNI---F-l-CATIGN.----Cue-tomer--ag-Fees- te-i-ndemn4.f-y--and 00-1-d- G-emp-any-harml e-sa--Hem any and all - injur-y, c±oss or damage re-s-ud.-t-ing from--eustomerLs---ae-gligent;----e-r wrongf-u-l a-e-ts under and dur~ne--t-e-rm-e-£--t--his--Agreerae-nt .-- Gem~n~e-es- t~:ademn:i:-fy -and h*d Customer h-a-rm:l-ess f~om any anti-a-l--1- inju-ry,--l-e-ss or damage- resulti-n-g f-rem G<>mpany-Le-- neg-1-igent- or wrongfu-±-----ae-t o - unde-r-anEl--d-uri-ng-t=-he--t-e-Fm-e-f- t:h-i--s--A~-eement--.--

7- .-0 INGRES-S AND EGRESS. Company- is re-a-sonable-- time-e ,- ror o~--at-i-ng,

facilit-i-es- on Cus-t-ome-?C-'e premi--s-e-e.

he:Feb-y---granted-cights of --i~rese and---eg'-r-e-se, a-t inspecting -and-- maintai-n-in-g any--e-E---eompany-1--s

S-. 0 FOR-CE---MAJEURE.-- I-n--the even-t--of eithe-E--Party-Ls-being rende-r--ed -whol-ly--er- in part­ey- f o-rce ma-:i-eure uRal:rl-e te-c-a-:r ry-o-u t it s--ob-l--i g-a t-ions-un~ hi &-Agreement , then-the obligati-o-&s of the- Pa--rties heret-e, so f-ar--a-s- they a-r-e---affect-e-d--by-such f~e--ma:teu-F-e-r shall be e-us-pended--du-£~ tae--een~inu-an-e-e-o-f-a-ny-i-n-a&i-1-4-ty-ee---e-a-\W-ed. Sucfl-.-e-aus-e-s or con-ti-ng-encies---af-f:e€ting hl%e perfo-Hl\a-Ilce e-f--hli-ie---A-gl?e€me-nt by either- p~ aowever, sha±l no-t relieve it-o-f-1.-4-al:H:-l-i--t---y---4-n the event o~ i-ta-eone-ur-ring neg1-i-genee or -·-in the event of its fail-ure ---to---use due- diligence-to remedy the si-t-ua-ti-o-n and r-emove -t;-he---eaus-e ~n--an- adequat:.-e---maaner and with-al---~eaeonab-±e--diepat-eh,-nor--&a-a-1-1 e-uah causes or con-t-ingenc-ies a-f--recting-t-he perfor--rna-nee-- of t.hi-a- A-greemen-t- rel-ieve e--it he-r par ty-f z om -4.--t;-s---o-b± i g-a-Uene t-0--- ma-Ke-payments of amoun-t-s----then ----due----h~eunde-F-,­nor -eh-all such e-au-s-es---er c-ont~i-ngencies --Fe-14-e-ve either-pa-r-ty of--1-i--ability--unl-e-ss such party -eh-al--l- give neto-i-e-e and fu-1-±--part-i-eu-±-aic-s- o -f - the--same--i-n- wr-i-t-i-ng-e-r- by- t-el-e-phene te ---the o-ther- -party as- soon-·ae--possible---a-£-t-er the eeeu-rrence :i;-e-1-ied on .- -If vo-lume-s of Customer 1 -s -gas ar-e--destreye-d---while i-n---Gempany 1-s- pee-se-ssi-0-n---by- an -eve-n-t;--ef for-e-e maj-eure, E-he- obligati-ens of- the-- Parties -under t-hi-s Agreement.--shall t-enninate wi--to-h r-e-sp-ec t t-0 t-he-- volumes lost.

The term "-f-orce majeuF-e-1L as employ-ed her-ein sh-al-1----i-ne-lude ,---bca-t-- shal·l-- not--l:>e--· limit-ed t=e -ae t s e-f--God,-s-t r-i--k-e s- , ~kou--t-s or--o-to-he-r- -Hldu-s-t-1'4-a-l- -4i-a~rl:>anees--,----f-a i--±-ur e---t=-e

perform by-any third--p-arty, wh-i-e-h -pe-rfo-rmanc-e-is--nece-ss-ary--t-o the--per-f.o-rmance--by e--i-t--he r -Cl:l-5 t ome-r er--Gompanj'-\i-nde r - th4---s---Ag-re-eme-n-t--.--- acts o .E---t-he---pub 1-i-e- en-emy ---0 r terrorist-a-, wars, b-1-oe-kad-es, in-s-u~re-etions ,- riots, epidemics, landslid-es, lightni-ng-,­e-arthquakes, - fi~es-,---s-torms, -f--l--eeds, wa-s-he-u-t-s, arretit.--a-nd- res-t-r-a-i-n-t- o-f-- ru-l~and peoples, - civil distumances, e-xp--l--0s-ions ,. --breakage- or -aec-ide-n-t----to machi-aery-- or lines e-f pipe--, l:i:-ne fFe~ps, eudden- parti--al or sudden---eR-ti-r-e-fa-i-±-ur-e--o-£--Gompany.1.._s---g-as supply , - f--a4--lure to ~in mater-ials and--e-uppli-ea--d-ue t-o-- g~ernmental rcgulatiene--,­and c auSCB--ef like o?"----e--i-mi 1-ar kind, -whether he-r-e-in---en-wnera-t-ed- e-r not, - a-n-d---not wi thi-5 the control - of the -Party cla-i-mi-ng suiTpena-ion, a-ad---whi~h by- the---e-x-e-Fc-i-se- of - due diligen-e-e-such pa-rty- -io una.1>±€-to ove-Feeme; p--:i:ovi<led ---that. the--- e*ercise of-----due d-ili-gence shall not--r~quire s-e-t-to-lement -e.f-1-abor dispu-t-es agai-ns-t: the bett-er }udgme:at of the- P-a-rty havin~he disput=e--.-

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The-£-e-rm '' f-0rce maj-e-ureu as-employed h~e:in- sha±l--aleo-ine-l-i:lde,--but-e-h-aH-net:-&e limited te;--inability to obt·ain- -0r a-equ-ire-, at r-eas-onable- cost,-~an·tS·; servit-ucle·S-r r i ~~f-way., p-errn4.-E-s,-li cens ee,---er--any-othe-&-aut-he-rH-a t i-Ons- f-r-em thi rd- part.-i ea-er agenci~ - {-private or- gevernmental} -e-r---in.ability--to·-obtain or- aequire at r-eaeona.b-le ces-t:.---nec-e&eary- rn~F-ials or---eupp-1-i-ea- -t-o--ee-ne~-Eo-,-mai:nt-ai-n,· --anEi--epera-tc any facili-ti-es required fer the performance of any-eh-ligations- under -this Agreement, when- any -such inabili-ty diFectly -O?.'--in.dil!'eetly e~i-butes te- -&l!"--r-es&lts in-ei-t-her PartyJ &- i-n-ab-il ity to--perf-0rm- its o:&U-g-a .. t-4-ons.

~7 .0 REGULATORY AUTHORITY. This Agreement is subject to all valid laws, orders, rules and regulations of any and all duly constituted authorities having jurisdiction over the subject matter herein and is subject to the receipt of any necessary authorization for the transportation service contemplated herein.

-±-0~ .0 REPORTING REQUIREMENTS. Customer shall furnish Company all information as may be required or appropriate to comply with reporting requirements o f duly constituted authorities having jurisdiction over the matter herein.

IN WITNESS WHEREOF, the parties have duly executed this Agreement as of the date and year above written.

CUSTOMER COMPANY

MONTANA-DAKOTA UTILITIES CO . , A Division of MDU Resources Group, Inc.

By :

* Director - Region

*

* Please type or print the name s below the s ignature lines.

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EXHIBIT "A" GAS TRANSPORTATION AGREEMENT

This document is an attachment to the Gas Transportation Agreement dated between Montana-Dakota Utilities Co. and covering natural gas transportation service to (Customer ' s facility ) located at

This Exhibit "A" shall be in effect commencing on

Customer's Total Interruptible Transportation Quantity : dk per day.

The shipper(s) name is

Customer hereby authorizes Company to furnish the shipper any information relating to the volume and/ or cost of natural gas furnished by Company for use by Customer . This authorization will remain in effect until a written notice is received from Customer.

Accepted and agreed to this day of

CUSTOMER

By:

Representing

Ac cepted and agreed to this day of

MONTANA- DAKOTA UTILITIES CO., A Division of MDU Resources Group, Inc.

By:

Director - Region

EXHIBIT "C" REQUEST FOR FIRM NATURAL GAS SALES SERVICE

This document is an attachment to the Gas Transportation Agreement dated between Montana-Dakota Utilities Co . and covering natural gas transportation service to (Customer's facility ) located at

Daily Firm Service Requirements

January Dk/ day

February Dk/ day

March Dk/ day

April Dk/ day

May Dk/day

June Dk/ day

July Dk/ day

August Dk/ day

September Dk/ day

October Dk/day

November Dk/ day

December Dk/ day

I hereby request that these daily maximum quantities be prov ided to this location pursuant to an approved firm natural gas sales tariff.

Firm gas sales, under Rate 70, shall commence on and expire on and shall c ontinue thereafter until either party furnishes the other

party 30 days written n o tice of termination.

By:

By: (Please print or t ype )

Agreed to and accepted b y Montana-Dakota Utilities Co . this day of ~~~~~~~~~~~-' 20

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Direc tor - Region