Pipeline and Hazardous Materials Safety Administration August 18, 2023 – Federal Register Recent Federal Regulation Documents

On March 22, 2022, PHMSA announced an initiative to convert historical letters of interpretation (LOI) applicable to the Hazardous Materials Regulations that have been issued to specific stakeholders into broadly applicable frequently asked questions (FAQ). On December 9, 2022, PHMSA finalized the first set of FAQ and announced the topic for the next FAQ. This notice contains the second set of FAQ.