Section 54.15-1 - [Effective until 9/10/2024] General (modifies UG-125 through UG-137)(a) All pressure vessels built in accordance with applicable requirements in Division 1 of section VIII of the ASME Code must be provided with protective devices as indicated in UG-125 through UG-136 except as noted otherwise in this subpart.(b) The markings shall be in accordance with this chapter for devices covered by § 54.15-10 .CGFR 68-82, 33 FR 18828, Dec. 18, 1968, as amended by CGD 88-032, 56 FR 35822, July 29, 1991; USCG-2003-16630, 73 FR 65170, Oct. 31, 2008