TSB CEO Paul Pester has tweeted his apologies to customers experiencing problems withdrawing money and paying with debit cards:
Apologies again to TSB customers having problems with their cards this afternoon. We're working hard to get to the bottom of the problem PDP
More top news
A band of heavy rain is heading for the UK, threatening to make the May Bank Holiday a washout, the Met Office has warned.
Headteachers could strike in protest at government plans to force schools to become academies
Tonight it'll become dry and clear for most parts of Britain.