{"data":{"id":"us/49-cfr-672.17","jurisdiction":"us","citation":"49 CFR 672.17","heading":"Voluntary participants.","body":"(a) Individuals not subject to the requirements of this part may participate voluntarily. To receive a certificate of completion as a voluntary participant, individuals must complete the PTSCTP curriculum within three (3) years of their enrollment. Voluntary participants are not required to complete recertification. FTA will not recertify voluntary participants.\n(b) If a voluntary participant has received a PTSCTP certificate of completion and is subsequently designated by an SSOA or rail transit agency as a PTSCTP participant, the individual will need to complete required recertification training within two (2) years of designation.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER VI—FEDERAL TRANSIT ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 672—PUBLIC TRANSPORTATION SAFETY CERTIFICATION TRAINING PROGRAM","Subpart B—Training Requirements"],"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":"d4a2acd42fc59314104833cc3ed4c8abcc1a7745d50e7021ab8fbc4433c632e0","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-672.15","next":"us/49-cfr-672.21"},"notice":"GroundRules: Original legal text. Not legal advice."}