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CFR & AIM
CFR
Part 25
Subpart I

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SFARs
Special Federal Aviation Regulation No. 13
Special Federal Aviation Regulation No. 109
Subparts
Subpart A: General
Subpart B: Flight
Subpart C: Structure
Subpart D: Design and Construction
Subpart E: Powerplant
Subpart F: Equipment
Subpart G: Operating Limitations and Information
Subpart H: Electrical Wiring Interconnection Systems (EWIS)
Subpart I: Special Federal Aviation Regulations
1. § 25.1801 SFAR No. 111—Lavatory Oxygen Systems.
Appendices
Appendix A to Part 25
Appendix B to Part 25
Appendix C to Part 25
Appendix D to Part 25
Appendix E to Part 25
Appendix F to Part 25
Appendix H to Part 25: Instructions for Continued Airworthiness
Appendix I to Part 25: Installation of an Automatic Takeoff Thrust Control System (ATTCS)
Appendix J to Part 25: Emergency Evacuation
Appendix K to Part 25: Extended Operations (ETOPS)
Appendix L to Part 25: HIRF Environments and Equipment HIRF Test Levels
Appendix M to Part 25: Fuel Tank System Flammability Reduction Means
Appendix N to Part 25: Fuel Tank Flammability Exposure and Reliability Analysis
Appendix O to Part 25: Supercooled Large Drop Icing Conditions

14 CFR Part 25eCFR Sep 29, 2026

Subpart I

Special Federal Aviation Regulations

1 Section§ 25.1801

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§ 25.1801 SFAR No. 111—Lavatory Oxygen Systems.

The requirements of § 121.1500 of this chapter also apply to this part.

Regulations Referenced Outside This Subpart

14 CFR 121.1500

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§ 25.1801 SFAR No. 111—Lavatory Oxygen Systems.

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