{"data":{"id":"us/14-cfr-258.6","jurisdiction":"us","citation":"14 CFR 258.6","heading":"Effective and compliance dates.","body":"(a) This Part is effective as of August 25, 1999.\n(b) Compliance with the following sections is mandatory as of August 25, 1999: §§ 258.1, 258.2, 258.3, 258.4, 258.5(a), 258.5(b), and 258.6.\n(c) Compliance with § 258.5(c) is mandatory as of March 15, 2000.","path":["Title 14—Aeronautics and Space","CHAPTER II—OFFICE OF THE SECRETARY, DEPARTMENT OF TRANSPORTATION (AVIATION PROCEEDINGS)","SUBCHAPTER A—ECONOMIC REGULATIONS","PART 258—DISCLOSURE OF CHANGE-OF-GAUGE SERVICES"],"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":"6dfb3b08eee802320a53d1b9bdacb264727db55edfb74066952ae9fb0b3dc5b2","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-258.5","next":"us/14-cfr-259.1"},"notice":"GroundRules: Original legal text. Not legal advice."}