Opposition parties in the House of Commons
In the House of Commons, specific rights, privileges and sources of funding are available to the Official Opposition and other opposition parties.

House of Commons sittings lasting longer than 24 hours since 1901.
Sittings of the House of Commons over 24 hours since 1901 (33 KB , Excel Spreadsheet)
The House of Commons normally sits at the following times:
Monday |
2.30pm – 10.30pm |
Tuesday |
11.30am – 7.30pm |
Wednesday |
11.30am – 7.30pm |
Thursday |
9.30am – 5.30pm |
Friday (if sitting) |
9.30am – 3.00pm |
These sitting times have been in place since 2012. The times of sittings may be changed at short notice if the House agrees or may finish earlier. The House generally sits on thirteen Fridays in a session. While the House sometimes sits past midnight, it is rare for a sitting to last more than 24 hours.
Parliamentary records normally record the entire sitting as taking place on the date on which it began. For example, there is no record of the House sitting in the Commons Chamber on 26 January 2000, as it had not yet risen from the sitting which began on the 25 January 2000.
The downloadable Excel file lists the session, main item of business, date, time and length of a sitting for each sitting lasting more than 24 hours. Source details are available in the Excel file.
The Parliament: facts and figures series covers topics including elections, government, legislation, Members and parliamentary business.
Please get in touch with us at papers@parliament.uk with comments, corrections, or if you would like to access the data in a different format.
Sittings of the House of Commons over 24 hours since 1901 (33 KB , Excel Spreadsheet)
In the House of Commons, specific rights, privileges and sources of funding are available to the Official Opposition and other opposition parties.
A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.
An opposition day is one on which an opposition party sets the agenda. Dates of debates, parties choosing the subject and the outcome of each debate are listed