Borders, Citizenship and Immigration Act 2009
An Act to provide for customs functions to be exercisable by the Secretary of State, the Director of Border Revenue and officials designated by them; to make provision about the use and disclosure of customs information; to make provision for and in connection with the exercise of customs functions and functions relating to immigration, asylum or nationality; to make provision about citizenship and other nationality matters; to make further provision about immigration and asylum; and for connected purposes.