Three Banksy artworks have cost the public purse almost £150,000 (€175,000) in removal, security and related costs. ADVERTISEMENT ADVERTISEMENTThe single largest cost comes from a mural painted on the Royal Courts of Justice in London in September 2025. Removal and security work there has so far cost more than £85,000 (€100,000), according to the BBC. It was largely seen as a response to the UK government’s crackdown on activist group Palestine Action. In August 2024, he also transformed a City of London police sentry box into a giant piranha tank.