The PM is accused of jeopardising the Brexit mandate by exploring proposals that could restore EU entanglements, revive elements of free movement through a youth scheme, and intensify Labour divisions over the referendum’s legacy.

Under proposals being reviewed, parking fines could rise by up to 75% in England and Wales, prompting criticism that drivers would be penalised more harshly than shoplifters and raising concerns over councils possibly using the increased revenue to ease financial pressures.

Sir Keir faced a sharp setback when the PM’s high-profile plan to move asylum seekers to the Balkans fell apart on live television, exposing serious weaknesses in the government’s migration approach.

Labour’s latest proposal introduces a shorter recall period for offenders who breach release terms, sparking concerns it may be too lenient and undermine public safety.