Stamp duty rates have been revised w.e.f. April 2012 as under:-

For residential as well as commercial units the stamp duty payable is applicable @ 6% of market value of the unit or consideration paid under the agreement, whichever is higher along with 1% Metro Cess.

The market value of the unit is determined on the basis of stamp duty ready reckoner issued by government every year on January 1st. Further registration fees is payable @ 1% of market value/consideration (whichever is higher) and is capped up to Rs. 40,000/-)