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Home > Exam Questions > ATPL - Airline Transport Pilot Licence > Operational Procedures > Under CAT.IDE.A.240, occupants of flight-deck seats on flight-deck duty in a non-pressurised CAT aeroplane must be supplied with supplemental oxygen during:

232 - ATPL Question Bank in English - Under CAT.IDE.A.240, occupants of flight-deck seats on flight-deck duty in a non-pressurised CAT aeroplane must be supplied with supplemental oxygen during:

Question 232 - Operational Procedures - ATPL - Airline Transport Pilot Licence

The entire flight time at pressure altitudes above 13 000 ft and for any period exceeding 30 minutes at pressure altitudes above 10 000 ft but not exceeding 13 000 ft

The entire flight time at pressure altitudes above 13 500 ft

The entire flight time after 30 minutes at pressure altitudes greater than 10 000 ft but not exceeding 13 000 ft

The entire flight time at pressure altitudes above 10 000 ft

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