8. Amount repaid as full price or instalment of price of a house purchased from Govt. or an approved agency (The amount repaid must not include interest on loan or ground rent but shall include stamp duty and registration charges) Any amount repaid under house building loan taken from Govt., LIC, Bank, HDFC, HUDCO or other housing finance institutions or employer OR 16) Amount invested in Units of Mutual Funds (unit scheme must be notified by CBDT) 17) Subscription to Bonds of NABARD 18) Amount deposited with an authority engaged in Housing Development or Town or Rural Development 19) Repayment of Housing Building loan