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Rulemaking Documents Search

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 Security measures
Results 1 - 17 of 17
  • 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, in coordination with the Federal Railroad Administration, is issuing this final rule to remove requirements pertaining to electronically controlled pneumatic brake systems on high-hazard...
  • 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...
  • PHMSA, in consultation with the Federal Railroad Administration, is issuing this NPRM to propose revisions to regulations that would expand the applicability of comprehensive oil spill response plans (OSRPs) based on thresholds of liquid petroleum oil...
  • 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...
  • The Pipeline and Hazardous Materials Safety Administration (PHMSA) is amending the Hazardous Materials Regulations by establishing standards for the safe transportation of explosives on cargo tank motor vehicles and multipurpose bulk trucks...
  • 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,...
  • In this final rule, the Pipeline and Hazardous Materials Safety Administration (PHMSA), in coordination with the Federal Railroad Administration (FRA), is adopting requirements designed to reduce the consequences and, in some instances, reduce the...
  • 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,...
  • The Pipeline and Hazardous Materials Safety Administration (PHMSA or we), in coordination with the Federal Railroad Administration (FRA), is proposing: new operational requirements for certain trains transporting a large volume of Class 3 flammable...
  • 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...
  • 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 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...
  • This Notice of Proposed Rulemaking seeks to revise 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)...
  • This final rule adopts, with minor modifications, an interim final rule issued by PHMSA on March 28, 2008, conforming PHMSA's administrative procedures with the Pipeline Inspection, Protection, Enforcement, and Safety Act of 2006 by establishing the...
  • This final rule clarifies that the operation, maintenance, and fire protection requirements of the Research and Special Programs Administration's (RSPA) Office of Pipeline Safety's (OPS) regulations for liquefied natural gas (LNG) facilities apply to...
  • This notice proposes to clarify application of RSPA's safety standards for operation, maintenance, and fire protection of liquefied natural gas (LNG) facilities to certain existing facilties. In addition, this notice proposes to revise standards that...
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