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,
Exchequer Secretary to the Treasury post was taken by Conservative MP David Gauke. In May 2015, Conservative MP Damian Hinds assumed the office. From 15 June 2017 to January 2018, Andrew Jones served as the Exchequer Secretary to HM Treasury. On 9 January 2018, Robert Jenrick was appointed to the post. "HM Treasury" Responsibility for procurement policy and the former Office of Government Commerce was transferred to the Cabinet Office in 2011. Exchequer Secretary to the Treasury The Exchequer Secretary to the Treasury is a junior ministerial post in the British Treasury, ranked below the First Lord of the Treasury, the Chancellor of the Exchequer,