Regulation 91.265, 91.267, 91.277 or 91.305 does not apply to a pilot in command of an aircraft for a flight involving an aerial work operation if:
(a) circumstances prescribed by the Part 138 Manual of Standards for the purposes of this paragraph apply to the aircraft and the operation; or
(b) requirements prescribed by the Part 138 Manual of Standards for the purposes of this paragraph are complied with in relation to the flight.