Changes to Police Act 1997 (Commencement No. 4) 1997
S.I. 1997/2390
Made by Police Act 1997 (Commencement No. 5) 1998
1 change. All changes to Police Act 1997 (Commencement No. 4) 1997
From legislation.gov.uk's record of changes, the official one: see it there.