Conservatives expected to push for privileges committee involvement in a Commons vote on Monday

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A series of senior Labour figures have dismissed calls for a new investigation into what Keir Starmer told MPs about the appointment of Peter Mandelson as political point scoring, before a possible Commons vote on the issue.

The Conservatives have called for the cross-party privileges committee, the remit of which includes examining whether MPs broke rules, to look at whether the prime minister misled parliament when he said normal procedures were followed with Mandelson’s appointment.