Mastering UK legislation: a structured guide to law in action

Jeremy White
Jeremy White
Barrister, Pump Court Tax Chambers, United Kingdom of Great Britain and Northern Ireland
Published 20 Jan 2026
Mastering UK legislation: a structured guide to law in action
By Maria Jose Lopez Menendez from Vecteezy
Country update
law
The UK’s legal system is often perceived as complex, particularly in the field of customs law, where the rules are spread across multiple layers of legislation and supporting instruments. This article provides a structured overview of how UK laws are made and applied, explaining the different types of legal acts and their respective legal force and practical application. It also outlines the legislative processes behind statutes and statutory instruments, shedding light on the legal complexities surrounding tertiary legislation and offering practical insights into how authority, delegation, and validity influence the implementation of UK customs law.