{"data":{"id":"us/49-cfr-821.25","jurisdiction":"us","citation":"49 CFR 821.25","heading":"Burden of proof.","body":"In proceedings under 49 U.S.C. 44703, the burden of proof shall be upon the petitioner.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER VIII—NATIONAL TRANSPORTATION SAFETY BOARD","PART 821—RULES OF PRACTICE IN AIR SAFETY PROCEEDINGS","Subpart C—Special Rules Applicable to Proceedings Under 49 U.S.C. 44703"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"e8622bb1b41e2702409269c787f646a72a74ff2db5151a7c59907d90dfabca7b","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-821.24","next":"us/49-cfr-821.26"},"notice":"GroundRules: Original legal text. Not legal advice."}