2AApproved maintenance data

#### 2A Approved maintenance data (1) Subject to subregulation (3), the approved maintenance data for an aircraft, aircraft component or aircraft material consists of the requirements, specifications and instructions that are: (a) contained in the maintenance data set out in subregulation (2); and (b) applicable to the maintenance of the aircraft, aircraft component or aircraft material, as the case requires. (2) For the purposes of paragraph (1)(a), the maintenance data are: (a) requirements in: (i) regulations 42U, 42W, 42X, 42Y, 42Z and 42ZA or in instruments made under those regulations; and (ii) directions (however described) made under an airworthiness directive or under regulation 25, 38 or 44; being requirements that specify how maintenance on aircraft, aircraft components or aircraft materials is to be carried out; and (b) specifications of how maintenance on an aircraft, aircraft component or aircraft material is to be carried out, in documents or designs approved under another provision of these Regulations; and (c) instructions, issued by the manufacturers of aircraft, aircraft components or aircraft materials, that specify how maintenance on the aircraft, components or materials is to be carried out; and (d) instructions, issued by the designers of modifications of aircraft or aircraft components, that specify how maintenance on the aircraft or components is to be carried out; and (e) any other instructions, approved by CASA under subregulation (4) for the purposes of this paragraph, relating to how maintenance on aircraft, aircraft components or aircraft materials is to be carried out. (3) CASA may, for the purpose of ensuring the safety of air navigation, declare in writing that an instruction mentioned in paragraph (2)(c) or (d) that CASA thinks is deficient is not included in the approved maintenance data for an aircraft, aircraft component or aircraft material. (4) CASA may, for the purposes of paragraph (2)(e), approve instructions relating to how maintenance on aircraft, aircraft components or aircraft material is to be carried out.