(1) This section applies if the Chief Municipal Inspector refuses under section 185 or 186 to conduct an investigation on a public interest complaint.
(2) Within a reasonable time after the public interest complaint is referred to the Chief Municipal Inspector by the IBAC, the Chief Municipal Inspector must inform the IBAC and the person who made the public interest complaint of—
(a) the refusal to conduct the investigation; and
(b) the reason for that refusal.