The Bank of England is withdrawing the paper £10 note, which features a portrait of Charles Darwin on the reverse
The last day to use your paper £10 notes is 1 March 2018. After this date you can exchange them at the Bank of England in person or by post. Some retailers, banks and building societies may still accept these notes; however this is at their own discretion.
The Bank of England will always exchange its old-series notes. Notes may be presented for payment either in person or sent by post (at the sender’s risk) to: Dept NEX, Bank of England, Threadneedle Street, London EC2R 8AH.
You may be required to provide identification (such as a passport, driving licence, national identity card etc) when exchanging your notes. You should check exact requirements with individual institutions beforehand.