Cheque is valid for 3 months Older the current date "current delegation". So before 3 months dated cheque is stale.
Kuldeep Shaw
Jan 10th, 2015
The above two answers are not up to date.
Currently a cheque is valid for only 3 months from the date of signing it.
after that it will be considered stale and will not be eligible for encashment at the counter.