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
Lords Commissioners of the Treasury the Prime Minister has also served contemporaneously as Chancellor, permanently linked with the Chancellorship of the Exchequer. Since the evolution of the position, the Prime Minister has also served as First Lord of the Treasury in all but two cases. The initial linkage of the two offices is not surprising, since at the formation of the office the First Lord of the Treasury did indeed take part in running the Treasury, and as First Lord was the most senior person so tasked. Since control of money usually granted most power, it isn't surprising that such a person would head the