Canadian Aviation Regulations

511.20 The applicable standards of airworthiness for the issuance of a type certificate or approval of a change to the type certificate in respect of a foreign aeronautical product are those specified in this Part that were in force on the later of

• (a) the date on which an application for the type certificate or change to the type certificate, or an equivalent document, was submitted to the airworthiness authority having jurisdiction in the state of design; and

• (b) the date that precedes, by the effective period applicable to the product as specified in subsection 511.06(1), the date of issuance of the type certificate or approval of the change to the type certificate by the airworthiness authority having jurisdiction in the state of design.