Commonwealth Consolidated Regulations Commonwealth Consolidated Regulations(1) If an authorised designer ceases to be responsible for the maintenance of a terminal instrument flight procedure, the authorised designer must give written notice to CASA to that effect within 7 days after ceasing to have that responsibility.
(2) Subregulation (1) does not apply if, having regard to the authorised designer's circumstances, it is not reasonably practicable for the designer to give CASA at least 7 days notice and the notice is given as soon as is reasonably practicable.