Article

Introduction

Friday, 23 January 2026

Definition

A set of rules and conventions that outlines the powers that the different branches of Government have.

It also outlines the relationship between the branches of government between the government and the individual.

A branch is a distinct, independent, and specialised division of a state’s governing structure. Executive, Legislative, Judicial

Constitutional Law vs. Non-Constitutional Law

Constitutional LawNon-Constitutional Law
The Monarch dissolving parliamentDeclaring war on Iraq
The Act of Parliament stating that elections must be held every 5 yearsIntroducing ID cards
A book by a well respected academic on the rules of parliamentRaising income tax
The Monarch asks the leader of the largest party in the House of Commons to become Prime MinisterMaking university free
The treaty of Rome, which outlines the membership of the European Union

Codified vs. Uncodified

A codified constitution is one where all the rules and conventions are written down in a single document, whereas an uncodified constitution are written down across multiple documents.

  • Codifies constitutions tend to come after large historical events (i.e., govt. collapses, revolutions)
  • Uncodified constitutions tend to evolve over time
    • They have many sources
    • They tend to be easier to amend
    • There are no ‘no go areas’
    • Parliamentary sovereignty
    • I.e., the UK has 5/6 main/root sources

Parliament can legislate to take away freedoms. See: Law Factsheet

Features of Codified Constitutions