HI
1) Sale deed has to be compulsorily registered without which it is invalid.
2) For registration of sale deed the stamp duty(including transfer fee) is 5.5% and registration charges is 0.5% of Fair market value of property.
3) For Fair market value of properties you have to refer to index of FMV maintatined by sub-registrar office .
4) Generally the stamp duty is based on Sub-registrar office value or Consideration which ever is higher.
5) Stamp duty is now paid to the treasury through State bank of India/ State bank of Hyderabad. For making payment in banks, the sub-registrar needs to provide you the bank account number of Treasury and in some cases they will also issue an temporary transaction ID number so as to ensure easy collation of data at a later date.
6) Mere purchase of stamp papers(irrespective of value of stamp papers/franking etc) and having the document signed by both the parties is NOT enough. The document has to be registered compulsorily at the sub-registrar office by both the parties, in presence of witness and after thorough evaluation of Title, Identity of parties, Fair market value of property by Sub-Registrar office.
7) Please be informed that certain properties are likely to be in prohibited lists and these properties can never be registered at any point of time. So better to enquire with sub-registrar office before proceeding.