UK Could Net Up To $12.6B Annually From Cannabis Legalization Image Cannabis News October 2, 2024 Cannabis legalization in the UK could generate $4.38 to $12.6 billion in annual tax revenue, according to a report by advocacy group CLEAR. The United Kingdom could generate between $4.38 billion and $12.6 billion annually in tax revenue by legalizing and regulating cannabis for adult use, according Marijuana Business News by Juan Spinelli