In a change of rules laid out by the 1922 Committee, each potential candidate needed the support of at least 100 MPs to be an option in the members' vote.[4] Two candidates put their names forward: Penny Mordaunt, Leader of the House of Commons and Lord President of the Council, and Rishi Sunak, former Chancellor of the Exchequer, with a deadline of 2 p.m. on 24 October to secure enough MP nominations.