Yes, you can file RTI to Bangalore Development Authority (BDA). BDA was created on 6 January 1976 under the Bangalore Development Authority Act 1976. The BDA is a largely un - elected local authority (2 out of 23 members are elected BBMP corporators) with most of its members accountable to, and directly appointed by the state government. It aims at Plan, regulate, control, monitor and facilitate urban development in Bangalore Metropolitan Area, to ensure sustainable and orderly growth. Hence, it is Public Authority u/s 2(h) and bound to reply u/s 2 (f) and 6 of RTI Act, 2005. You can make an application to after payment of requisite fees mentioning the details of the property (complete address).
To file the same, please visit: https://onlinerti.com/ or https://onlinerti.com/how-to-file-rti-online-for-karnataka