SECTION Title Time
Appendix KAppendix K to Part 25—Extended Operations (ETOPS) July 24, 2026
Appendix LAppendix L to Part 25—HIRF Environments and Equipment HIRF Test Levels July 24, 2026
Appendix MAppendix M to Part 25—Fuel Tank System Flammability Reduction Means July 24, 2026
Appendix NAppendix N to Part 25—Fuel Tank Flammability Exposure and Reliability Analysis July 24, 2026
Appendix OAppendix O to Part 25—Supercooled Large Drop Icing Conditions July 24, 2026