(1) In undertaking an arbitration under section 209, the ACMA may on its own initiative or at the request of an interception agency, by notice in writing given to a carrier, require the carrier:
(a) to examine, at the expense of the carrier, the possibility of a lower cost option than the one designated by the carrier for providing a delivery capability; and
(b) to report to the ACMA, within a period specified in the notice, on the results of that examination.
(2) If a carrier receives a notice under subsection (1), the carrier must, within the period specified in the notice:
(a) carry out the examination concerned; and
(b) report in writing to the ACMA on the results of the examination.
(3) A notice given under subsection (1) is not a legislative instrument.