Factsheets explore how Parliament works, how it makes law, what MPs do and how Parliament has developed over the centuries.

House of Commons Information Office factsheets provide detailed information on the work, history and membership of the House of Commons.  Factsheets are divided into four series: 

Procedure Series

The Procedure Series explains House of Commons procedure, including Early Day Motions, Public Petitions and The Vote Bundle

Legislation Series

The Legislation Series of Factsheets explains the different types of legislation, and the stages a Bill goes through to become an Act of Parliament

Members/Elections Series

The Members/Elections series of Factsheets provide information about Members of the House of Commons, such as salaries and what MPs do, as well as analyses of General and by-election results

General Series

The General Series of Factsheets covers various aspects of the House of Commons, including its history and buildings

Related Information


The House of Commons Information Office welcomes feedback on any of these Factsheets. Please use the form at the back of the factsheet or e-mail hcinfo@parliament.uk

Contact the House of Commons Information Office


The HCIO produces a number of regular publications that include:

Research material

Read House of Commons Library briefings about topics and issues discussed in Parliament.