Document ID: chunk:federal_register_of_legislation:F2025C00187:reg:1
Version: federal_register_of_legislation:F2025C00187
Segment Type: reg
Provision Reference: reg 1
Character Range: 340101–340795

1     Flight crew member or cabin crew member     (a) For any period exceeding 30 minutes when the cabin pressure altitude is continuously at least FL 125 but less than FL 140, there must be supply for the entire period.
                                                  (b) For any period when the cabin pressure altitude is at least FL 140, there must be supply for the entire period.
                                                  (c)  Without otherwise affecting paragraphs (a) and (b), when a pressurised aircraft is flown at an altitude of FL 250 or more (relevant flight), there must be at least 10 minutes supply even if the entire period of relevant flight is less than 10 minutes.