There is no deadline to exchange old banknotes with the Bank of England. But it is usually easier and quicker to exchange notes at your own bank or at the Post Office.
Exchanging old banknotes
Clock is ticking on some paper notes at the Bank of England
Old Swiss money no longer valid from Friday
Anyone any idea on if these consecutive number notes are worth anything? : r/Banknotes
Why have Nigerian banks resolved to stop accepting old £20 and £50 notes? - Quora
Withdrawn banknotes
Old Euro Banknotes, Are they Still Valid, Till When, How to
4 Ways to Exchange Old Money - wikiHow
Fact Check: Claims about RBI buying old notes and coins is false
old and new dollars on the background of banknotes. The concept of
Bank of England - 30 September 2022 will be the last day you can use our paper £20 and £50 notes. After 30 September 2022, these paper notes will no longer be
Withdrawn banknotes
Syrian money background of old coins and banknotes of Livres Liras