First Lord of the Treasury that office; in this case, the Second Lord of the Treasury usually served as Chancellor. As of 1841, the Chancellor of the Exchequer has always been Second Lord of the Treasury when he was not also Prime Minister. By convention, the other Lords Commissioners of the Treasury are also Government Whips in the House of Commons. 10 Downing Street is the official residence of the First Lord of the Treasury, and not of the Prime Minister. Chequers, a country house in Buckinghamshire, is the official country residence of the Prime Minister, used as a weekend and holiday home, although the
Prime minister Prime minister A prime minister is the head of a cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. In many systems, the prime minister selects and may dismiss other members of the cabinet, and allocates posts to members within the government. In most systems, the prime minister is the presiding member and chairman of the cabinet. In a minority of systems, notably in semi-presidential systems of government, a prime minister is the official who is appointed to manage the civil service and execute the directives of the head