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Produced by Commons Library, Lords Library and Parliamentary Office Science and Technology
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Departments and offices working for the House of Commons provide support to MPs so that they can carry out their duties.
They also provide information on the work and history of the House of Commons.
As the overall supervisory body of the House of Commons Administration, the House of Commons Commission is responsible for the administration and services of the House
The Executive Committee is responsible for the management of the services provided by the Departments of the House of Commons
The Governance Office supports the work of the Clerk of the House of Commons
The Speaker acts as chairman during debates in the House of Commons, calls MPs to speak, and sees that the rules laid down by the House are followed.
Listing contact information and further details on the number of department and offices that the staff of the House of Commons work across
The House of Commons Enquiry Service answers questions about the business, history and membership of the House of Commons. It also provides a range of services and publications.
The Library (House of Commons) provides research, analysis and information services for the House of Commons.
The Committee Directorate supports the work of Public Bill Committees which consider the details of particular Bills, and Select Committees which scrutinise the work of Government departments.
Hansard is an edited verbatim report of proceedings in the Chamber, in Westminster Hall and in Public Bill Committees
The Scrutiny Unit exists to strengthen the scrutiny function of the House. It provides specialist expertise to select committees, especially (but not exclusively) on financial matters and draft Bills
Serjeant at Arms Directorate responsible for security and access.
The Commissioner’s main responsibilities are: maintaining and monitoring the Register of Members’ Financial Interests, advising MPs about the rules, monitoring the operation of the code of conduct that applies to MPs, and investigating complaints.
The Department of Department of Human Resources and Change has overall responsibility for finance, personnel and business development issues for the House of Commons administration
The House of Commons Media Service handles journalist queries regarding Chamber business and procedure
The list of senior staff and officers of the House of Commons
How much does the Prime Minister get paid? Can the Queen vote? All of your questions answered on Parliament, the Commons and the House of Lords.
Can't visit Parliament in person? Why not climb the Elizabeth Tower, have a look around the Commons or visit the House of Lords library with this series of online tours.
Listen to our series of audio tours of Parliament. You can listen to them online, with an accompanying slideshow, or download them to listen to later.
The three main UK political parties are represented in both Houses (external websites).