PART 5Operations
CHAPTER 2Operational rules for non-EASA aircraft
SECTION 2Duties of Pilot in Command
Demonstration and use of oxygen74.
(1)
The pilot in command must ensure that—
(a)
before or, where appropriate, during the flight, passengers are given a briefing on use of supplemental oxygen where it is proposed that during the flight the cabin altitude will exceed 13,000 feet;
(b)
the pilot and flight crew members engaged in performing duties essential to the safe operation of an aircraft in flight use supplemental oxygen continuously whenever the cabin altitude exceeds—
(i)
10,000 feet for a period of more than 30 minutes; or
(ii)
13,000 feet; and
(c)
whenever the cabin altitude exceeds 13,000 feet, all passengers are recommended to use supplemental oxygen.