(1) A charter operator may apply to the Secretary for permission for passengers, cargo or mail to be carried on one or more aircraft on a non - scheduled flight or on a program of non - scheduled flights.
(2) The application must:
(a) be in writing; and
(b) if the Secretary directs, be in a form approved by the Secretary; and
(c) contain the information referred to in section 15C; and
(d) be lodged with the Secretary:
(i) not less than 21 days before the day on which the flight, or the first of the flights, is to begin; or
(ii) within any lesser period allowed by the Secretary.