How Labour Party leadership contests work: Rules, thresholds and process
By
Tim Durrant, Megan Bryer, Ketaki Zodgekar
11d ago· 9 min readenInsight
Summary
This article explains how Labour Party leadership contests work, including the rules for triggering a contest (leader resignation or 20% of MPs nominating a challenger), the voting process, and historical context. It details the 2020 leadership election where Sir Keir Starmer won with 56.2% of first preference votes, and outlines the nomination thresholds and electoral procedures used in Labour leadership elections.
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Key quotes
· 3 pulledSir Keir Starmer was elected leader, winning the contest in the first round of voting with 56.2% of all first preference votes.
For a leadership contest to be triggered against the sitting leader, a challenger must be nominated by at least 20% of Labour MPs – which currently translates to 81 MPs.
A Labour leadership election can only be triggered if the leader resigns, or if 20% of MPs nominate a challenger.
A Labour leadership election can only be triggered if the leader resigns, or if 20% of MPs nominate a challenger.
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