http://www.legislation.gov.uk/ukpga/Vict/2-3/47/section/51/1991-02-01Metropolitan Police Act 1839An Act for further improving the Police in and near the Metropolis.1979-05-31texttext/xmlenStatute Law Database2016-09-281991-02-0151. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F1