Regulation 19 The inquiry officer
The inquiry officer shall be selected by the deputy chief constable or, if regulation 17(2)(b) is applicable, the nominated officer.
The inquiry officer shall be–
a constable of the police force concerned or, if the chief constable of another police force is requested by the deputy chief constable and agrees to provide an inquiry officer, a constable of that other police force; and
a constable of at least the rank of inspector.
The inquiry officer shall not be–
a chief constable;
a deputy chief constable;
the misconduct officer;
any constable who the deputy chief constable or, if regulation 17(2)(b) is applicable, the nominated officer considers is or appears to be a material witness to the complaint, report or allegation which has been received; and
any other constable who the deputy chief constable or, if regulation 17(2)(b) is applicable, the nominated officer considers is or appears to be an interested party.