Section 4 Westminster, and parts of Middlesex, Surrey, and Kent, to be formed into one district, to be called “the metropolitan police district.” A police force for the whole district to be appointed.C1

. . . F1 a sufficient number of fit and able men shall from time to time, by the directions of one of his Majesty’s principal secretaries of state, be appointed as a police force for the whole of such district, who . . . F2 shall obey all such lawful commands as they may from time to time receive from any of the said justices for conducting themselves in the execution of their office.