In 2018, the UK amended the Misuse of Drugs Regulations 2001—not the Misuse of...

https://nova-wiki.win/index.php/Is_CBD_Legal_in_the_UK_and_How_Is_It_Different_from_Medical_Cannabis%3F

In 2018, the UK amended the Misuse of Drugs Regulations 2001—not the Misuse of Drugs Act 1971—to allow cannabis-based products for medicinal use