{"data":{"id":"us/49-cfr-5.43","jurisdiction":"us","citation":"49 CFR 5.43","heading":"Petitions for guidance.","body":"Any person may petition an OA or OST component to withdraw or modify a particular guidance document by using the procedures found in § 5.13(c). The OA or OST component should respond to all requests in a timely manner, but no later than 90 days after receipt of the request.","path":["Title 49—Transportation","Subtitle A—Office of the Secretary of Transportation","PART 5—ADMINISTRATIVE RULEMAKING, GUIDANCE, AND ENFORCEMENT PROCEDURES","Subpart C—Guidance Procedures"],"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":"613e4ab46a3988fc328ef5673aa2892fd195ef8136c16a77273466ce37cf46f7","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-5.41","next":"us/49-cfr-5.45"},"notice":"GroundRules: Original legal text. Not legal advice."}