Jeppesen Canada: Atc Para 7.6

, the choice between these procedures typically rests with the Pilot in Command (PIC)

Focuses on protecting neighborhoods very close to the airport by prioritizing a steeper climb initially. NADP 2 (Distant Noise Abatement):

AI responses may include mistakes. For legal advice, consult a professional. Learn more Canada NADP 1/2? - PPRuNe Forums

. This heads-up allows controllers to adjust spacing, as NADP 1 involves a slower acceleration profile than NADP 2. Exceptions: Notification is not required

at airports where NADP 1 is the only authorized procedure, as it is already the default expectation for ATC. ATC Preference:

. While both procedures are designed to minimize the impact of aircraft noise on surrounding communities, they do so in different ways: NADP 1 (Close-in Noise Abatement):