According to the recommended 'noise abatement take-off and climb procedure' NADP2, established in ICAO Doc 8168, acceleration and flaps/slats retraction is initiated:
Domanda 268, Operational Procedures - ATPL - Airline Transport Pilot license
| Not below 1 000 ft |
| Not below 800 ft |
| At 1 500 ft |
| At 3 000 ft |
