A buyer should exercise utmost caution while buying property in India. Buying a flat that is under construction is often very risky.ask the seller to provide all original documents for perusal. Things you should check before buying a resale flat.
List of documents required
1. Sale deed (Present Title deed) in name of present seller.
2. Encumbrance Certificate from date of purchase till date
3. Latest tax receipt and electricity bill & receipt for the said flat
4. NOC from the society for sale of the flat and Share certificates issued by the society if any.
5. Mother Deed’ or parent document
6. Agreement of sale & construction executed by developer in favour of seller(Ask to produce original agreement with builder)
7. Khata certificate & extract from BBMP
8. Sanctioned building plan
9. Possession/occupancy certificate from builder
10. Joint development agreement, GPA, & Sharing/supplementary Agreement, between land owner and builder
11. Power of attorney/s if any
12.Peruse the development agreement between land owner and builder.
Register sale agreement with land owner .Development agreement between land owner and builder is very important in your case. As per the recital in the agreement the land owner could not sold the flat at lesser rate.