Banknotes issued by retail banks in the UK ( Scotland and Northern Ireland ) are not legal tender, but one of the criteria for legal protection under the Forgery and Counterfeiting Act is that banknotes must be payable on demand, therefore withdrawn notes remain a liability of the issuing bank without any time limits.
22.
Under the Bills of Exchange Act 1882, part 10, bills of exchange are payable on demand and in part 13,'A bill is not invalid by reason only that it is ante-dated or post-dated .'In the United Kingdom, post-dating a cheque carries no legal weight and so such a cheque can be cashed before the due date.
