Regulation 6 Initial personal explanation
The investigating officer shall, as soon as is practicable (without prejudicing his or any other investigation of the matter), in writing inform the senior police member under investigation of the report, allegation or complaint and give him a written notice—
(a)
informing him that he is not obliged to say anything concerning the matter, but that he may, if he so desires, make a written or oral statement concerning the matter to the investigating officer or to the appropriate authority, and
(b)
warning him that if he makes such a statement it may be used in any subsequent disciplinary proceedings.