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 in descending order of rank: Historically, the Chancellor of the Exchequer was also the First Lord of the Treasury, and usually by extension Prime Minister as well. However the increasing sophistication of government spending led to the development of the chancellorship into a more refined position of finance minister, and so gradually particularised the office in a way less suitable for headship of the ministry overall. The last Chancellor-Prime Minister was Stanley Baldwin in 1923, and then only very briefly - the last substantive overlap was William Gladstone in 1880-1882. A more immediately significant trend though was the rebalancing of