Commonwealth Consolidated Regulations Commonwealth Consolidated Regulations(1) This regulation sets out the requirements for extending the time for which an airworthiness review certificate for an aircraft is in force.
(2) The time for which the certificate is in force may be extended only within the period of 90 days before the certificate is due to expire.
(3) The time for which the certificate is in force is to be extended must be no more than 1 year starting immediately after the certificate is due to expire.
(4) The time for which the certificate is in force may be extended no more than twice.
(5) The aircraft must be airworthy.