U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
(a) Each tank car used to transport chlorine must comply with all of the following:
(1) Tanks must be fabricated from carbon steel complying with ASTM Specification A 516 (IBR, see § 171.7 of this subchapter), Grade 70, or AAR Specification TC 128, Grade A or B.
(2)-(3) [Reserved]
(b) [Reserved]