Commonwealth Consolidated Regulations Commonwealth Consolidated Regulations(1) For paragraph 98(5A)(b) of the Act, CASA may issue an Australian airworthiness directive for a kind of aircraft, or a kind of aeronautical product, if:
(a) an unsafe condition exists in an aircraft or aeronautical product of that kind; and
(b) the condition exists, or is likely to exist, or could develop, in other aircraft or aeronautical products of that kind.
(2) The airworthiness directive must:
(b) state the kind of aircraft or aeronautical product to which it relates; and
(c) require that the action set out in the instrument (being
action that relates to aircraft or aeronautical products of the kind stated
and is, in the opinion of CASA, necessary to correct the unsafe condition) be
taken at the time, or in the circumstances, mentioned in the instrument.