Commonwealth Consolidated Regulations(1) If:
(a) CASA has issued a Civil Aviation Order that is not an airworthiness directive, whether before or after 16 June 1994; and
(b) a prescribed direction or exemption is issued, given or granted on or after that day; and
(c) the prescribed direction or exemption has the effect of repealing, amending, or otherwise affecting the operation of, anything in the Order;
the prescribed direction or exemption is a disallowable instrument for the purposes of section 46A of the Acts Interpretation Act 1901 .
(2) In this regulation:
"prescribed direction or exemption" means a direction, instruction, notification, exemption, permission, approval or authority (however described or commonly called) issued, given or granted under these regulations, but does not include anything in:
(a) a Civil Aviation Order; or
(b) an airworthiness directive; or
(c) an instrument that is declared under any other provision of these regulations to be a disallowable instrument for the purposes of section 46A of the Acts Interpretation Act 1901 .