{"data":{"id":"us/14-cfr-31.81","jurisdiction":"us","citation":"14 CFR 31.81","heading":"General.","body":"(a) The following information must be established:\n(1) Each operating limitation, including the maximum weight determined under § 31.14.\n(2) The normal and emergency procedures.\n(3) Other information necessary for safe operation, including—\n(i) The empty weight determined under § 31.16;\n(ii) The rate of climb determined under § 31.17, and the procedures and conditions used to determine performance;\n(iii) The maximum vertical velocity, the altitude drop required to attain that velocity, and altitude drop required to recover from a descent at that velocity, determined under § 31.19, and the procedures and conditions used to determine performance; and\n(iv) Pertinent information peculiar to the balloon's operating characteristics.\n(b) The information established in compliance with paragraph (a) of this section must be furnished by means of—\n(1) A Balloon Flight Manual; or\n(2) A placard on the balloon that is clearly visible to the pilot.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 31—AIRWORTHINESS STANDARDS: MANNED FREE BALLOONS","Subpart F—Operating Limitations and Information"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-14.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:20Z","sha256":"9f473637e1553879d3dc23c3cbdd1abb3d16b9c710e6fb07bb4f8e4b6adf6b83","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-31.71","next":"us/14-cfr-31.82"},"notice":"GroundRules: Original legal text. Not legal advice."}