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PHMSA regulations require incident and accident reports for five different pipeline system types. PHMSA incident reporting criteria have changed substantially over the years - see History of PHMSA Incident Reporting Criteria.
Accidents reported on hazardous liquid gravity lines (§195.13)...
Under the Hazardous Materials Regulations, Subpart E - 49 CFR 107.401 an Approval may be granted to an organization or a person to conduct package testing as a DOT Approved UN Third Party Certification Agency. As such an agency, package testing may be conducted for either manufacturers of...
This brochure describes the requirements for requesting approval as specified in 49 CFR Part 107 Subpart H prior to performing certain functions under the Hazardous Materials Regulations.
The Code of Federal Regulations (49 CFR Parts 191, 195) requires operators gas distribution, gas gathering, gas transmission, hazardous liquid, LNG, and UNGS to submit annual reports to PHMSA. Annual reports include information such as total pipeline mileage, facilities, commodities transported...
At the beginning of 2000, it became necessary to update the Competent Authority (CA) numbering system from the seven-digit sequence to the current 10-digit sequence. The old seven-digit number (and in a few cases, nine-digit number) and the new 10-digit number are interchangeable. It is not...
Since 1970, PHMSA has collected data about pipeline infrastructure from operators. The annual report formats have changed several times over the years. The initial year of annual report collection is shown below:
Mileage Data Gas Distribution 1984...The 2018 American Pyrotechnics Association (APA) Standard 87-1 A, B, and C have been adopted into full use and Incorporated by Reference (IBR) into the 49 Code of Federal Regulations beginning November 26, 2021. Since this time PHMSA has created Firework Brochures providing...
Effective August 15, 2013, PHMSA established an alternative to the approval process for UN0336 Division 1.4G consumer fireworks. Now firework manufacturers have the option to apply to a DOT-approved FCA in accordance with 49 CFR § 173.65. The FCA certification process is similar to PHMSA's...