Question: are paper 20 pound notes legal tender?
Answer: Yes, you can still use the old £20 notes as they are accepted as legal tender. ... The Bank of England website states: 'On 20 February 2020 we issued a new polymer £20 note. Paper notes are so 2019 (Picture: Getty) 'You will still be able to use the paper £20 note until we withdraw it from circulation.