If:
(a) an airworthiness directive applies to:
(i) an aircraft; or
(ii) an aeronautical product that is part of, or used in, an aircraft; and
(b) the aircraft or aeronautical product is not excluded from the operation of the airworthiness directive under subregulation 39.002(2) or paragraph 39.004(2)(b) or(3)(b);
the person responsible for continuing airworthiness for the aircraft must ensure that the requirements mentioned in paragraph 39.002(1)(b), (c) or (d) are complied with in relation to the aircraft or aeronautical product.
Note 1: Paragraph 39.002(1)(b) refers to the requirements of an airworthiness directive, and paragraphs 39.002(1)(c) and (d) refer to the requirements of a means of compliance with the airworthiness directive approved by CASA or an national aviation authority. An airworthiness directive, and a means of compliance with the airworthiness directive approved by CASA or an national aviation authority, will specify when the action required by the airworthiness directive or means of compliance must be carried out.
Note 2: Under regulation 42.110, failure to comply with this regulation is an offence.