Document ID: chunk:federal_register_of_legislation:F2024C01027:reg:15:p109
Version: federal_register_of_legislation:F2024C01027
Segment Type: reg
Provision Reference: reg 15 (pt 109/182)
Character Range: 425422–428347

an aircraft, aircraft engine, propeller or appliance; or
 (b) 2 or more aircraft, aircraft engines, propellers or appliances of the same type.
 (2) An application must include the following information:
 (a) the applicant's name and contact details;
 (b) the make, model and serial number of each aircraft, aircraft engine, propeller or appliance to which the design of the modification or repair relates;
 (c) if the design relates to a modification of, or repair to, one or more aircraft, the registration mark of each aircraft;
 (d) a description of the modification or repair;
 (e) the proposed airworthiness standards for the design;
 (f) an outline of the means for demonstrating compliance with the proposed airworthiness standards.
Note 1: An application must be in the approved form, include all the information required by these Regulations and be accompanied by every document required by these Regulations—see regulation 11.030.
Note 2: Part 11 deals with applications and decision making.
 (3) For an application relating to the design of a modification of, or repair to, an aircraft, aircraft engine or propeller for which there is a type certificate, type acceptance certificate or foreign type certificate, the proposed airworthiness standards for the design must be:
 (a) both:
 (i) the airworthiness standards that applied to the issue of the certificate, or a specified later version of those standards; and
 (ii) any other standards the applicant considers to be directly related to those standards; or
 (b) the standards prescribed by the Part 21 Manual of Standards.
 (4) For an application relating to the design of a modification of, or repair to, an aircraft, aircraft engine or propeller not mentioned in subregulation (3), or an appliance, the proposed airworthiness standards for the design must be:
 (a) both:
 (i) the airworthiness standards that applied to the original certification (however described) of the aircraft, aircraft engine, propeller or appliance, or a specified later version of those standards; and
 (ii) any other standards the applicant considers to be directly related to those standards; or
 (b) the standards prescribed by the Part 21 Manual of Standards.

21.410  Refusal to grant approval if design constitutes major change in type design
  CASA or the authorised person or approved design organisation may refuse to grant a modification/repair design approval for the design without further consideration if CASA or the authorised person or approved design organisation is satisfied that the design would constitute a major change in a type design.
Note: A person may apply to CASA for a supplemental type certificate for the approval of the design of a major change to a type certificated aircraft, aircraft engine or propeller—see Subpart 21.E.

21.414  Determination of additional airworthiness standards—special conditions
 (1) This regulation applies if CASA or the