Her Majesty The Queen (Security) Mr. English asked the Prime Minister what is the precise responsibility for the security of Her Majesty the Queen of the Lord Chamberlain, the Lord Steward, the Master of the Horse, the Treasurer of the Household, the Comptroller of the Household, the Vice-Chamberlain of the Household, and the Lords in Waiting, Gentleman at Arms, Yeoman of the Guard, Mistress of the Robes, Ladies of the Bedchamber, and Women of the Bedchamber. The Prime Minister None.