Multiple outlets outline what could happen if Prime Minister Keir Starmer resigns, focusing on the Labour Party procedures for selecting a new leader. The process is described as potentially complex, because the UK Government’s political leadership depends on party leadership arrangements. In general terms, if Starmer stepped down as Labour leader and Prime Minister, Labour would follow its internal rules to choose a new leader. That leader would then be in a position to command support in Parliament and be considered to form the next government, subject to the constitutional and parliamentary arrangements in place at the time.
The articles emphasize that the next phase after a resignation would be determined largely by Labour’s leadership election rules, including how candidates can stand and how party members or affiliated groups participate in choosing the new leader. The coverage does not specify any single outcome or timeframe, but it frames the leadership selection as the key mechanism governing who could replace Starmer within the governing structure.
Overall, the sources agree on the central point: Labour’s internal leadership selection rules would drive what happens next after a resignation.