Pipeline and Hazardous Materials Safety Administration June 18, 2018 – Federal Register Recent Federal Regulation Documents

PHMSA issues this rulemaking in response to appeals submitted to a previously-published final rule. On June 2, 2016, PHMSA published a final rule that made miscellaneous amendments to the Hazardous Materials Regulations. This final rule specifically responds to appeals to extend the effective date of certain nitric acid packaging and emergency response telephone number amendments as previously adopted. This final rule also clarifies amendments associated with the trigger date of the 10-year test period for certain MC 331 cargo tanks in dedicated propane service and corrects editorial errors.