Consumer Credit Act 1974: Primary legislation governing credit agreements and security interests in vehicles. Key for regulating vehicle finance agreements and the process of releasing security interests. Contains specific requirements for the termination of credit agreements.

Bills of Sale Acts 1878 and 1882: Historical but still relevant legislation governing security interests in personal property, including vehicles. Sets out requirements for the registration and formal release of security interests.

Sale of Goods Act 1979: Legislation governing the transfer of title and ownership rights in goods, including vehicles. Essential for ensuring proper transfer of clean title once lien is released.

Financial Services and Markets Act 2000: Regulatory framework for financial institutions and their conduct. Relevant when the lien holder is a regulated financial institution releasing their security interest.

Road Traffic Act 1988: Legislation containing specific requirements regarding vehicle registration and the proper transfer of vehicle ownership. Important for ensuring compliance with vehicle registration requirements.

Consumer Rights Act 2015: Modern consumer protection legislation that may be relevant if the vehicle was purchased for personal use. Contains general consumer protection provisions affecting vehicle transactions.