57A police authority established under section 3 of the [1996 c. 16.] Police Act 1996.
58The Metropolitan Police Authority established under section 5B of the [1996 c. 16.] Police Act 1996.
59A chief officer of police of a police force in England or Wales.
60The Police Authority for Northern Ireland.
61The Chief Constable of the Royal Ulster Constabulary.
62The British Transport Police.
63The Ministry of Defence Police established by section 1 of the [1987 c. 4.] Ministry of Defence Police Act 1987.
64Any person who—
(a)by virtue of any enactment has the function of nominating individuals who may be appointed as special constables by justices of the peace, and
(b)is not a public authority by virtue of any other provision of this Act,
in respect of information relating to the exercise by any person appointed on his nomination of the functions of a special constable.