s 25 Investigating holder of aviation safety instrument
25.—(1) Without affecting sections 24 and 26, the Director‑General of Civil Aviation or a safety inspector may require the holder of an aviation safety instrument to undergo an investigation conducted by the Director‑General of Civil Aviation or a safety inspector if the Director‑General of Civil Aviation or safety inspector, as the case may be —(a) has reasonable grounds to believe that the holder has failed to comply with any condition of the aviation safety instrument, or considers that the privileges or duties for which the aviation safety instrument has been granted are being carried out by the holder in a careless or incompetent manner; and (b) believes, on reasonable grounds, that the investigation is necessary in the interests of civil aviation safety. (2) If the Director-General of Civil Aviation or a safety inspector requires any holder of an aviation safety instrument to undergo an investigation under this section, he or she must —(a) inform the holder, in writing, of the date on which the investigation will begin; (b) conclude the investigation as soon as practicable; and (c) inform the holder, in writing, of the results of the investigation, including any recommendations arising out of the investigation and the grounds for those recommendations.[4K