General provisions — apply to any mode of transport, bulk and non-bulk packagings
UN1972 is not authorized for transportation by rail tank car until either issuance of a final rule concluding the rulemaking action proceeding under RIN 2137-AF54, or June 30, 2025, whichever occurs first. For information and the status of RIN 2137-AF54, please refer to the Office of Management and Budget's Office of Information and Regulatory Affairs at www.reginfo.gov.
No UN entries in the local §172.101 dataset reference this provision.