§ 180.602 Alternative qualification and maintenance.
Notwithstanding the applicability of § 180.601 for the continuing qualification, maintenance, or periodic testing of portable tanks, and subject to conditions and limitations set forth in § 173.252 of this subchapter, the NBIC (IBR, see § 171.7 of this subchapter), must be used for the continuing qualification, maintenance, and periodic testing (i.e., continued service) of UN T75 cryogenic portable tanks constructed to ASME Code Section XII in accordance with § 178.278 of this subchapter.
[91 FR 61159, Sept. 28, 2026]
Effective Date Note:
At 91 FR 61159, Sept. 28, 2026, § 180.602 was added, effective Oct. 28, 2026.