Canadian Aviation Regulations (SOR/96-433)

• 521.303 (1) An applicant for a part design approval in respect of a replacement part for an aeronautical product for which the Minister has issued or accepted a type certificate shall submit an application to the Minister as specified in section 521.155.

• (2) A part design approval shall not be issued if the replacement part

  • (a) is subject to an airworthiness limitation;

  • (b) is a standard part or a commercial part;

  • (c) constitutes a change to the type design of the aeronautical product; or

  • (d) creates an airworthiness limitation.

521.304 The Minister shall establish, in respect of a part design approval for a replacement part, a certification basis consisting of the applicable standards referred to in section 521.157.

521.305 An applicant for a part design approval in respect of a replacement part shall comply with the requirements set out in section 521.160 within the effective period referred to in section 521.156.

521.306 Subject to section 6.71 of the Act, the Minister shall issue a part design approval in respect of a replacement part if the applicant complies with the requirements set out in section 521.305.

521.307 The holder of a part design approval in respect of a replacement part who proposes to make a change to the part design approved in the part design approval shall comply with

• (a) in the case of a change to the type design, the requirements set out in Division V; and

• (b) in any other case, the requirements set out in section 521.154.

[521.308 to 521.350 reserved]

521.351 This Division applies to holders of a design approval document.

521.352 The holder of a design approval document in respect of an aeronautical product shall have, or have access to, the technical capability

• (a) to conduct design analyses and tests in order to develop the data required to maintain the aeronautical product in an airworthy condition; and

• (b) to carry out the responsibilities specified this Division.

521.353 The holder of a design approval document in respect of an aeronautical product shall report to the Minister, in accordance with Division IX, any reportable service difficulty related to the aeronautical product.