Ceremonial maces in the United Kingdom carried by the Yeoman Usher of the Black Rod and placed behind the Lord Speaker on the Woolsack before the House sits. All members are required to bow their heads to the mace upon entering the chamber. It is absent when the monarch delivers his or her speech from the throne at State Openings of Parliament. The other mace accompanies the Lord Chancellor on official duties outside the House of Lords. Mace A was made in the reign of Charles II , is long and weighs . Mace B was made in the reign of William III and Mary II
House of Lords of the Westminster system, as the entire cabinet consists of members of the House of Commons or the House of Lords; however, in June 2003, the Blair Government announced its intention to abolish the post of Lord Chancellor because of the office's mixed executive and judicial responsibilities. The abolition of the office was rejected by the House of Lords, and the Constitutional Reform Act 2005 was thus amended to preserve the office of Lord Chancellor. The Act no longer guarantees that the office holder of Lord Chancellor is the presiding officer of the House of Lords, and therefore allows the