12 Downing Street is the official residence of the Parliamentary Secretary to the Treasury. This is the post held by the Chief Whip

Chief Whip

The Chief Whip is a political office in some legislatures assigned to an elected member whose task is to administer the whipping system that ensures that members of the party attend and vote as the party leadership desires.-The Whips Office:...

 of the governing

Politics of the United Kingdom

The politics of the United Kingdom takes place within the framework of a constitutional monarchy, in which the Monarch is the head of state and the Prime Minister of the United Kingdom is the head of government...

 party of the UK Parliament

Parliament of the United Kingdom

The Parliament of the United Kingdom of Great Britain and Northern Ireland is the supreme legislative body in the United Kingdom, British Crown dependencies and British overseas territories, located in London...

.

Under the current government, the building is being used to house the Prime Minister's Press Office, Strategic Communications Unit and Information and Research Unit. The Chief Whip has his offices in 9 Downing Street

9 Downing Street

9 Downing Street is one of the buildings situated on Downing Street in the City of Westminster in London, England.Under the current government, the building is being used to house the office of the Chief Whip and is also the Downing Street entrance to the Privy Council Office.Formerly the building...

. However, the Chief Whip still lives in the flat above 12 Downing Street.

Other residences in Downing Street

Downing Street

Downing Street in London, England has for over two hundred years housed the official residences of two of the most senior British cabinet ministers: the First Lord of the Treasury, an office now synonymous with that of Prime Minister of the United Kingdom, and the Second Lord of the Treasury, an...

 are 10 Downing Street

10 Downing Street

10 Downing Street, colloquially known in the United Kingdom as "Number 10", is the headquarters of Her Majesty's Government and the official residence and office of the First Lord of the Treasury, who is now always the Prime Minister....

, official residence of the First Lord of the Treasury

First Lord of the Treasury

The First Lord of the Treasury is the head of the commission exercising the ancient office of Lord High Treasurer in the United Kingdom, and is now always also the Prime Minister...

 (a position that has been held by the Prime Minister

Prime Minister of the United Kingdom

The Prime Minister of the United Kingdom of Great Britain and Northern Ireland is the Head of Her Majesty's Government in the United Kingdom. The Prime Minister and Cabinet are collectively accountable for their policies and actions to the Sovereign, to Parliament, to their political party and...

 since the early 20th century), and 11 Downing Street

11 Downing Street

11 Downing Street , is the official residence of the Second Lord of the Treasury in Britain, who in modern times has always been the Chancellor of the Exchequer...

, official residence of the Second Lord of the Treasury who in recent years has also held the title of Chancellor of the Exchequer

Chancellor of the Exchequer

The Chancellor of the Exchequer is the title held by the British Cabinet minister who is responsible for all economic and financial matters. Often simply called the Chancellor, the office-holder controls HM Treasury and plays a role akin to the posts of Minister of Finance or Secretary of the...

.

External links

• 12 Downing Street section at the Survey of London
  Survey of London
  The Survey of London is a research project to produce a comprehensive architectural survey of the former County of London. It was founded in 1894 by Charles Robert Ashbee, an Arts-and-Crafts architect and social thinker, and was motivated by a desire to record and preserve London's ancient monuments...
  
  online. However, this refers to an earlier 12 Downing Street.