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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 14
Chapter I
Part 31 - PART 31—AIRWORTHINESS STANDARDS: MANNED FREE BALLOONS
Subpart A [§ 31.1 - § 31.1] - Subpart A—General
Subpart B [§ 31.12 - § 31.20] - Subpart B—Flight Requirements
Subpart C [§ 31.21 - § 31.27] - Subpart C—Strength Requirements
Subpart D [§ 31.31 - § 31.65] - Subpart D—Design Construction
Subpart E [§ 31.71 - § 31.71] - Subpart E—Equipment
Subpart F [§ 31.81 - § 31.85] - Subpart F—Operating Limitations and Information
Subpart 0 -
Appendix Appendix A - Appendix A to Part 31—Instructions for Continued Airworthiness
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