Canadian Aviation Regulations

521.32 The aircraft emissions standards applicable to the issuance of a type certificate are the following:

• (a) in the case of an aircraft other than an aircraft for which certification is requested in the restricted category for use in agricultural operations or fire prevention and suppression, the noise standards specified in Subchapter A of Chapter 516 — Aircraft Emissions of the Airworthiness Manual;

• (b) in the case of a turbine-powered aircraft, the standards respecting the prevention of intentional fuel venting specified in Subchapter B of Chapter 516 — Aircraft Emissions of the Airworthiness Manual;

• (c) in the case of an aircraft engine, the smoke and gaseous aircraft emissions standards specified in Subchapter B of Chapter 516 — Aircraft Emissions of the Airworthiness Manual; and

• (d) in the case of an aircraft, the carbon dioxide (CO₂) emissions standards specified in Subchapter C of Chapter 516 — Aircraft Emissions of the Airworthiness Manual.