(1) If the ACMA thinks it necessary for the purposes of paragraph 100(4)(b), the ACMA may, by written notice given to the applicant for a transmitter licence or a receiver licence, request the applicant to:
(a) submit to the ACMA the radiocommunications device specified in the notice, at a time and place specified in the notice, for testing; or
(b) permit the ACMA, or a recognised testing authority, to test the radiocommunications device so specified.
(2) A radiocommunications device submitted under paragraph (1)(a) for testing must be returned to the applicant within a reasonable time.