Briefings / Back to Business: Swearing-in
The swearing-in of MPs usually begins the day after the Speaker’s election and can take several days; no other business is generally conducted before the King’s Speech. Why must MPs swear in? They can choose to take the 'Oath of Allegiance' of make a 'solemn Affirmation': what's the difference? How do Members of the House of Lords swear in?