http://www.legislation.gov.uk/ukpga/1998/2/section/15/2007-03-01Public Processions (Northern Ireland) Act 1998An Act to amend the law relating to public processions in Northern Ireland; to provide for the establishment and functions of the Parades Commission for Northern Ireland; and for connected purposes.1998-02-16texttext/xmlenStatute Law Database2017-11-032007-03-01 Supplementary15 Powers of arrest.F1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .