How Parliament works

Find out what happens at Parliament, how your MP represents you and how Parliament checks up on the work of Government.

Parliament's role

What Parliament does, its role in UK politics, and its relationship with Government, the Crown and Europe

Parliamentary sovereignty

Parliamentary sovereignty is a principle of the UK constitution. It makes Parliament the supreme legal authority in the UK, which can create or end any law.

Making laws

Find out the difference between Bills and Acts, types of Bills and what stages they go through to become law.


Explanation of the main types of committees: Select, Joint and General.

Elections and voting

Elections and voting

Find out how Members of Parliament are elected to the House of Commons, how the Parliamentary constituency system works and what happens at the dissolution of Parliament.

Guides to Parliament

Find out more about the work of Parliament, its history and traditions.

Publications and records


Descriptions and explanations of the different types of parliamentary publications.

Related information

How does a Bill become Law?

How does a Bill become an Act? Our guide shows a Bill's journey through Parliament - find out what happens at each stage

For schools

Resources for 7-18 year olds explaining how Parliament works.

Living Heritage

Learn about the history of Parliament's role

Parliament and women

News, events and research from the UK Parliament on women’s rights and representation – yesterday and today