Canadian Aviation Regulations (SOR/96-433)

521.58 The holder of a type certificate in respect of an aeronautical product who proposes to make a change to the type design approved in the type certificate shall meet the requirements set out in section 521.152.

[521.59 to 521.100 reserved]

521.101 This Division applies

• (a) in respect of the issuance of a Canadian Technical Standard Order (CAN-TSO) design approval for an appliance or a part; and

• (b) to applicants for and holders of a Canadian Technical Standard Order (CAN-TSO) design approval in respect of an appliance or a part.

521.102 An applicant for a Canadian Technical Standard Order (CAN-TSO) design approval in respect of an appliance or a part shall have, or have access to, the technical capability to conduct the design analyses and tests required to demonstrate the conformity of the appliance or part with its certification basis.

521.103 An applicant for a Canadian Technical Standard Order (CAN-TSO) design approval in respect of an appliance or a part shall submit to the Minister

• (a) an application that contains the information specified on the form published by the Minister entitled Canadian Technical Standard Order (CAN-TSO) Design Approval Application;

• (b) a description of the appliance or part that contains its principal design features and its specifications;

• (c) a proposed certification basis;

• (d) a certification plan that identifies

  • (i) the means to be used to demonstrate that the appliance or part conforms to the applicable certification basis,

  • (ii) the documentation that demonstrates the conformity of the appliance or part with the applicable certification basis,

  • (iii) the resources necessary for carrying out the demonstration of conformity referred to in subparagraph (i), and

  • (iv) the schedule for carrying out the demonstration of conformity referred to in subparagraph (i);

• (e) a draft of the declaration of design and performance referred to in paragraph 521.107(b); and

• (f) the means to be used to identify the model number of an appliance or a part and the part number of each component of the appliance or part and how changes to the appliance or part will be identified.

• 521.104 (1) Unless an applicant demonstrates, at the time of submitting an application for a Canadian Technical Standard Order (CAN-TSO) design approval in respect of an appliance or a part, that a longer period is required for the design, development and testing of the appliance or part, and for that reason the Minister approves a longer period, the application is effective during one of the following periods, beginning on the date of the application:

  • (a) two years, in the case of an appliance or a part other than a turbine-powered APU; or

  • (b) three years, in the case of a turbine-powered APU.

• (2) If a Canadian Technical Standard Order (CAN-TSO) design approval is not issued within the applicable effective period referred to in subsection (1), the applicant may

  • (a) submit a new application for a Canadian Technical Standard Order (CAN-TSO) design approval; or

  • (b) apply for an extension of the effective period of the original application.

• (3) If the effective period of an application for a Canadian Technical Standard Order (CAN-TSO) design approval is extended under paragraph (2)(b), the standards of airworthiness applicable to the appliance or part are those in force on the date that precedes, by one of the periods referred to in subsection (1), the date of the issuance of the Canadian Technical Standard Order (CAN-TSO) design approval.