Instrument cannot be accepted as evidence if not duly stamped -
An instrument not ‘duly stamped’ cannot be accepted as evidence by civil court, an arbitrator or any other authority authorised to receive evidence. However, the document can be accepted as evidence in criminal court.
Case when short payment is by mistake –
1. If non-payment or short payment of stamp duty is by accident, mistake or urgent necessity,
2. The person can himself produce the document to Collector within one year.
3. In such case, Collector may receive the amount and endorse the document that proper duty has been paid.