39. If, at any time during an investigation, it appears to the appointed officer that a case concerning a designated person who is a member of the police support staff is one in which the conditions specified in Part 1 of Schedule 3 are likely to be satisfied, he shall, whether or not the investigation is at an end, submit to the supervising member or, in the case of an investigation conducted under section 56 or 57 of the 1998 Act, to the Ombudsman—
(a)a statement of his belief that the case may be one in which those conditions are satisfied and the grounds for that belief; and
(b)a written report on the case so far as it has been investigated.