Commonwealth Consolidated Regulations Commonwealth Consolidated RegulationsA person who does not hold an aeronautical radio operator certificate is authorised to transmit on an aviation safety radio frequency if the transmission is made:
(a) for the purpose of receiving training or assessment in the use of an aeronautical radio; and
(b) under the direct supervision of a person mentioned in subregulation 64.015(3) or (4).
Subpart 64.C -- Taxiing aeroplanes