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The following DOT Rules are linked to the Federal Register website. The Federal Register is the Federal Government’s official daily publication of rules, proposed rules, and notices of federal agencies, and provides a forum for public participation in the democratic process.

To learn more about DOT Rules, choose a document type, topic, or conduct a title search by keyword. Results will include a summary of the Rule and a link to the PDF of the appropriate Federal Register page. The Federal Register provides rulemaking documents dating back to 1995.

If you need to see rules prior to 1995, please visit our rulemakings archives:

Hazardous Materials Safety Rulemaking Archive

Pipeline Safety Rulemaking Archive
Your search for Documents of type Rule or Proposed Rule, affecting 49 CFR 100-199, and about Pipeline safety
Results 1 - 50 of 122
  • PHMSA incorporates more than 80 voluntary, consensus, industry technical standards by reference within the Federal pipeline safety regulations (PSRs). This notice of proposed rulemaking (NPRM) proposes amendments that would incorporate by reference all...
  • PHMSA is revising the Federal Pipeline Safety Regulations to improve the safety of onshore gas transmission pipelines. This final rule addresses several lessons learned following the Pacific Gas and Electric Company incident that occurred in San Bruno,...
  • PHMSA is incorporating within its regulations language noting its employees' ability to refer actual or possible criminal activity in connection with PHMSA's jurisdictional statutes directly to the DOT Office of Inspector General (OIG).
  • PHMSA is alerting the public to its April 1, 2022, response denying a petition for reconsideration of the final rule titled ``Safety of Gas Gathering Pipelines: Extension of Reporting Requirements, Regulation of Large, High-Pressure Lines, and Other...
  • PHMSA is revising the Federal Pipeline Safety Regulations applicable to most newly constructed and entirely replaced onshore gas transmission, Type A gas gathering, and hazardous liquid pipelines with diameters of 6 inches or greater. In the revised...
  • This final rule provides the statutorily-prescribed 2022 adjustment to civil penalty amounts that may be imposed for violations of certain DOT regulations. In addition, this rule notes new DOT civil penalties authority provided in the Bipartisan...
  • PHMSA is amending the pipeline safety regulations to explicitly state that certain coastal waters, the Great Lakes, and coastal beaches are classified as unusually sensitive areas for the purpose of compliance with the hazardous liquid integrity...
  • PHMSA is revising the Federal Pipeline Safety Regulations to improve the safety of onshore gas gathering pipelines. This final rule addresses Congressional mandates, Government Accountability Office recommendations, and public input received as part of...
  • In accordance with the Federal Civil Penalties Inflation Adjustment Act Improvements Act of 2015, this final rule provides the 2021 inflation adjustment to civil penalty amounts that may be imposed for violations of certain DOT regulations. In...
  • In accordance with the memorandum of January 20, 2021, from the Assistant to the President and Chief of Staff, titled ``Regulatory Freeze Pending Review,'' PHMSA delays the effective date of the final rule, ``Pipeline Safety: Gas Pipeline Regulatory...
  • PHMSA is correcting its Gas Pipeline Regulatory Reform final rule that published in the Federal Register on January 11, 2021. The rule makes miscellaneous changes to the regulatory requirements for gas pipeline systems.
  • PHMSA is proposing to incorporate by reference more than 20 consensus standards into the Federal pipeline safety regulations. This notice of proposed rulemaking (NPRM) would incorporate by reference a new, updated, or reaffirmed edition of each...
  • In accordance with the Federal Civil Penalties Inflation Adjustment Act Improvements Act of 2015, this final rule provides the 2020 inflation adjustment to civil penalty amounts that may be imposed for violations of certain DOT regulations. In...
  • PHMSA is amending the Federal Pipeline Safety Regulations to ease regulatory burdens on the construction, maintenance, and operation of gas transmission, distribution, and gathering pipeline systems without adversely affecting safety. The amendments in...
  • In response to public input received as part of the rulemaking process, PHMSA is proposing to revise the Federal Pipeline Safety Regulations to amend the requirements for gas transmission pipeline segments that experience a change in class location....
  • This document responds to a joint Petition for Reconsideration (Petition) that was submitted on October 31, 2019, by the American Gas Association, the American Petroleum Institute, the American Public Gas Association, and the Interstate Natural Gas...
  • PHMSA is soliciting public comment on proposed amendments to the Federal Pipeline Safety Regulations for the safety of hazardous liquid pipelines that would revise the requirements for facility response plans, revise the definition for accidents, and...
  • PHMSA is proposing to revise the Pipeline Safety Regulations applicable to newly constructed and entirely replaced onshore natural gas transmission and hazardous liquid pipelines to mitigate ruptures. Additionally, PHMSA is revising the regulations...
  • PHMSA is revising the Federal Pipeline Safety Regulations to improve the safety of onshore gas transmission pipelines. This final rule addresses congressional mandates, National Transportation Safety Board recommendations, and responds to public input....
  • In response to congressional mandates, NTSB and GAO recommendations, lessons learned, and public input, PHMSA is amending the Pipeline Safety Regulations to improve the safety of pipelines transporting hazardous liquids. Specifically, PHMSA is...
  • In accordance with the Federal Civil Penalties Inflation Adjustment Act Improvements Act of 2015, this final rule provides the 2019 inflation adjustment to civil penalty amounts that may be imposed for violations of certain DOT regulations.
  • This final rule makes minor technical corrections to the OST, FAA, FTA, and PHMSA regulations governing drug testing for safety- sensitive employees to ensure consistency with the recent amendments made to the Department of Transportation's regulation,...
  • In accordance with the Federal Civil Penalties Inflation Adjustment Act Improvements Act of 2015, this final rule provides the 2018 inflation adjustment to civil penalty amounts that may be imposed for violations of certain DOT regulations. This rule...
  • PHMSA is amending the Federal Pipeline Safety Regulations that govern the use of plastic piping systems in the transportation of natural and other gas. These amendments are necessary to enhance pipeline safety, adopt innovative technologies and best...
  • The Pipeline and Hazardous Materials Safety Administration (PHMSA) is revising references in its regulations to the maximum civil penalties for violations of Federal pipeline safety laws, or any PHMSA regulations or orders issued thereunder. Under the...
  • PHMSA is amending the pipeline safety regulations to address requirements of the Pipeline Safety, Regulatory Certainty, and Job Creation Act of 2011 (2011 Act), and to update and clarify certain regulatory requirements. Among other provisions, PHMSA is...
  • Excess flow valves (EFV), which are safety devices installed on natural gas distribution pipelines to reduce the risk of accidents, are currently required for new or replaced gas service lines servicing single-family residences (SFR), as that phrase is...
  • PHMSA is revising references in its regulations to the maximum civil penalties for violations of the Federal Pipeline Safety Laws, or any PHMSA regulation or order issued thereunder. Under the ``Federal Civil Penalties Inflation Adjustment Act...
  • This Notice of Proposed Rulemaking (NPRM) proposes to revise the Pipeline Safety Regulations applicable to the safety of onshore gas transmission and gathering pipelines. PHMSA proposes changes to the integrity management (IM) requirements and proposes...
  • In recent years, there have been significant hazardous liquid pipeline accidents, most notably the 2010 crude oil spill near Marshall, Michigan, during which almost one million gallons of crude oil were spilled into the Kalamazoo River. In response to...
  • PHMSA published in the Federal Register of January 5, 2015 (80 FR 168), a document containing revisions to the Pipeline Safety Regulations. That document inadvertently removed paragraphs (b)(1) through (b)(4) in 49 CFR 192.153. This document removes...
  • Pursuant to the Pipeline Inspection, Protection, Enforcement, and Safety (PIPES) Act of 2006, this final rule establishes review criteria for State excavation damage prevention law enforcement programs as a prerequisite for PHMSA to conduct an...
  • Excess Flow Valves (EFVs), which are safety devices installed on natural gas pipelines to reduce the risk of accidents, are currently required for new or replaced gas service lines servicing single-family residences (SFR). PHMSA is proposing to make...
  • PHMSA is proposing amendments to the pipeline safety regulations to address requirements of the Pipeline Safety, Regulatory Certainty, and Job Creation Act of 2011 (2011 Act), and to update and clarify certain regulatory requirements. Among other...
  • PHMSA is proposing to amend the natural and other gas pipeline safety regulations (49 CFR part 192) to address regulatory requirements involving plastic piping systems used in gas services. These proposed amendments are intended to correct errors,...
  • PHMSA is amending the pipeline safety regulations to make miscellaneous changes that update and clarify certain regulatory requirements. These amendments address several subject matter areas including the performance of post-construction inspections,...
  • PHMSA is amending the Federal pipeline safety regulations to incorporate by reference new, updated or reaffirmed editions of the voluntary consensus standards that are applicable to pipelines subject to the requirements of the Federal pipeline safety...
  • PHMSA is amending the pipeline safety regulations to update the administrative civil penalty maximums for violation of the safety standards to reflect current law, to update the informal hearing and adjudication process for pipeline enforcement matters...
  • PHMSA is proposing to amend the pipeline safety regulations to incorporate by reference (IBR) all or parts of new, updated, or reaffirmed editions of voluntary consensus standards that are available on the Internet, free-of-charge, to the public. PHMSA...
  • This Notice of Proposed Rulemaking updates the administrative civil penalty maximums for violation of the pipeline safety regulations to conform to current law, updates the informal hearing and adjudication process for pipeline enforcement matters to...
  • This Notice of Proposed Rulemaking (NPRM) seeks to revise the Pipeline Safety Regulations to: Establish criteria and procedures for determining the adequacy of state pipeline excavation damage prevention law enforcement programs; establish an...
  • PHMSA is proposing to make miscellaneous changes to the pipeline safety regulations. The proposed changes would correct errors, address inconsistencies, and respond to rulemaking petitions. The requirements in several subject matter areas would be...
  • This rule expedites the program implementation deadlines in the Control Room Management/Human Factors regulations in order to realize the safety benefits sooner than established in the original rule. The deadline for pipeline operators to implement the...
  • This final rule is an amendment to PHMSA's regulations involving DIMP. This final rule revises the pipeline safety regulations to clarify the types of pipeline fittings involved in the compression coupling failure information collection; changes the...
  • This final rule revises the Pipeline Safety Regulations to improve the reliability and utility of data collections from operators of natural gas pipelines, hazardous liquid pipelines, and liquefied natural gas (LNG) facilities. These revisions will...
  • PHMSA published the Control Room Management/Human Factors final rule in the Federal Register on December 3, 2009, which became effective on February 1, 2010. The final rule established an 18-month program development deadline of August 1, 2011, and a...
  • PHMSA is amending the Federal pipeline safety regulations to incorporate by reference all or parts of 40 new editions of voluntary consensus technical standards. This action allows pipeline operators to use current technologies, improved materials, and...
  • PHMSA is proposing to amend its pipeline safety regulations to apply safety regulations to rural low-stress hazardous liquid pipelines that are not covered by safety regulations in 49 CFR Part 195. This change complies with a mandate in the Pipeline...
  • PHMSA is amending the Federal Pipeline Safety Regulations to require operators of gas distribution pipelines to develop and implement integrity management (IM) programs. The purpose of these programs is to enhance safety by identifying and reducing...
  • PHMSA is amending the Federal pipeline safety regulations to address human factors and other aspects of control room management for pipelines where controllers use supervisory control and data acquisition (SCADA) systems. Under the final rule, affected...
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