Chancellor of the Exchequer Lords, Tony Blair and Gordon Brown respectively, swapped apartments, as the Chancellor's apartment in No. 11 was bigger and thus better suited to the needs of Blair (who had children living with him, including one born during his tenure) than Brown who was at that stage unmarried. Dorneywood is the summer residence that is traditionally made available to the chancellor, though it is the prime minister who ultimately decides who may use it. Gordon Brown, on becoming chancellor in 1997, refused to use it and the house, which is set in of parkland, was allocated to Deputy Prime Minister John
Chancellor of the Exchequer of its interest rates. The chancellor also has oversight of public spending across Government departments. The holder of the office of Chancellor of the Exchequer is "ex officio" Second Lord of the Treasury as a member of the commission exercising the ancient office of Lord High Treasurer. As the Second Lord, his official residence is 11 Downing Street in London, next door to the residence of the First Lord of the Treasury (a title that has for many years been held by the prime minister), who resides in 10 Downing Street. While in the past both houses were private residences,