A backbencher is a Member of Parliament (in either House) who does not hold a government office or a front-bench opposition position. They sit on the "back benches" behind their party's front-bench team. Despite not being in government, backbenchers play a significant role in the legislative process and in holding the Executive to account.
- Constituency Representation — Backbenchers represent the interests of their constituents. They raise local and national issues in the House, hold constituency "surgeries" where they meet with members of the public, write to ministers on behalf of constituents, and ask questions in Parliament. This direct link between the public and Parliament is a cornerstone of representative democracy.
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Private Members' Bills — Backbenchers can introduce their own legislation through Private Members' Bills. Although these rarely become law without government support, they can raise the profile of important issues and pressure the government to act.
Case Study — Abortion Act 1967: The Liberal MP David Steel introduced this as a Private Member's Bill, which legalised abortion under certain conditions. It succeeded because the government provided parliamentary time for its passage.
Case Study — Murder (Abolition of Death Penalty) Act 1965: The Labour backbencher Sydney Silverman introduced this bill, which suspended the death penalty for murder in England, Scotland, and Wales. It became permanent in 1969. -
Backbench Rebellions — Backbenchers can defy the party whip and vote against their own government. When this happens on a large scale, it can defeat the government or force it to change course. Rebellions are significant because they demonstrate that the government cannot always take its own MPs for granted.
Case Study — Brexit Rebellions (2017–2019): During the passage of Brexit legislation, Conservative backbenchers repeatedly rebelled against the government of Theresa May. In January 2019, her EU Withdrawal Agreement was defeated by 230 votes — the largest government defeat in modern parliamentary history — with 118 Conservative MPs voting against their own government. - The Backbench Business Committee — Created in 2010 following the recommendations of the Wright Committee, this committee allocates time for debates chosen by backbenchers on topics that would not otherwise be debated in government time. By the end of the 2010–2015 Parliament, it had scheduled around 300 debates on topics ranging from prisoner voting rights to the Hillsborough disaster. This gives backbenchers a genuine role in setting the parliamentary agenda.
- Backbenchers in the House of Lords — The Lords includes a significant group of crossbench peers (around 20% of the House) who are not affiliated with any political party. They were appointed for their expertise rather than their political allegiance, and their votes are often decisive in close divisions. Because crossbenchers cannot be "whipped" by any party, they represent a genuinely independent force in Parliament.