US lawFederal (United States)RegulationsTitle 49 CFR — TransportationChapter II — FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATIONPart 299 — TEXAS CENTRAL RAILROAD HIGH-SPEED RAIL SAFETY STANDARDSSubpart F — System Qualification Tests299.60549 C.F.R. § 299.605Functional and performance qualification tests.Last amended: 2020Year: 2026Length: 27 wordsOfficial source Cite as 49 C.F.R. § 299.605 (2026)The railroad shall conduct functional and performance qualification tests, prior to commencing revenue operations, to verify that all safety-critical components meet all functional and all performance specifications.Previous49 C.F.R. § 299.603Next49 C.F.R. § 299.607