Greater London Authority Act 1999
An Act to establish and make provision about the Greater London Authority, the Mayor of London and the London Assembly; to make provision in relation to London borough councils and the Common Council of the City of London with respect to matters consequential on the establishment of the Greater London Authority; to make provision with respect to the functions of other local authorities and statutory bodies exercising functions in Greater London; to make provision about transport and road traffic in and around Greater London; to make provision about policing in Greater London and to make an adjustment of the metropolitan police district; and for connected purposes.