The Secretary of State for Business and Trade (Business Secretary), is a secretary of state in the Government of the United Kingdom, with responsibility for the Department for Business and Trade. The incumbent is a member of the Cabinet of the United Kingdom.

The Cabinet of the United Kingdom is the senior decision-making body of His Majesty's Government. A committee of the Privy Council, it is chaired by the Prime Minister and its members include Secretaries of State and other senior ministers. Members of the Cabinet are appointed by the Prime Minister and are by convention chosen from members of the two houses of the Parliament of the United Kingdom, the House of Commons and the House of Lords.