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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 Pipeline safety
Results 51 - 100 of 122
  • This final rule corrects editorial errors, makes minor changes in the regulatory text, reflects changes in governing laws, and improves the clarity of certain provisions in the pipeline safety regulations. This rule is intended to enhance the accuracy...
  • PHMSA is proposing to incorporate by reference (IBR) into the pipeline safety regulations all or parts of new editions of voluntary consensus standards to allow pipeline operators to use current technology, new materials, and other industry and...
  • 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 direct final rule incorporates by reference the most recent editions of API Specification 5L ``Specification for Line Pipe'' and API 1104 ``Welding of Pipelines and Related Facilities.'' The purpose of this update is to enable pipeline operators...
  • 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 amends the design factor and design pressure limits for natural gas pipelines made from new Polyamide-11 (PA-11) thermoplastic pipe. Together, these two changes in the regulations allow pipeline operators to operate certain pipelines...
  • PHMSA is amending the pipeline safety regulations to prescribe safety requirements for the operation of certain gas transmission pipelines at pressures based on higher operating stress levels. The result is an increase of maximum allowable operating...
  • PHMSA proposes to revise the Federal pipeline safety regulations to address human factors and other components of control room management. The proposed rules would require operators of hazardous liquid pipelines, gas pipelines, and liquefied natural...
  • PHMSA proposes to amend 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...
  • PHMSA proposes to amend the pipeline safety regulations to prescribe safety requirements for the operation of certain gas transmission pipelines at pressures based on higher stress levels. The result would be an increase of maximum allowable operating...
  • PHMSA proposes to revise the Federal pipeline safety regulations to allow certain thermoplastic pipelines made from new Polyamide-11 (PA-11) pipe to be designed using a higher design factor and to raise the design pressure limit for the same pipelines....
  • This final rule relaxes regulatory requirements governing public awareness programs conducted by operators of master meter systems and certain operators of petroleum gas systems. These operators typically manage property and incidentally provide gas...
  • This action modifies the integrity management regulations for hazardous liquid and natural gas transmission pipelines. The modifications include adding an eight-month window to the period for reassessing hazardous liquid pipelines; modifying...
  • In this supplemental notice of proposed rulemaking (SNPRM) PHMSA is modifying its pending proposal for regulating rural low-stress hazardous liquid pipelines within a prescribed buffer of an ``unusually sensitive area'' (USA). This modification...
  • This final rule requires operators to use design and construction features in new and replaced gas transmission pipelines to reduce the risk of internal corrosion. The design and construction features required by this rule will reduce the risk of...
  • PHMSA is amending a final rule published in the Federal Register on June 9, 2006, which updated the pipeline safety regulations to incorporate by reference all or parts of new editions of voluntary consensus technical standards to enable pipeline...
  • PHMSA proposes to relax regulatory requirements governing public awareness programs conducted by operators of master meter systems and certain operators of petroleum gas systems. These operators typically manage property and incidentally provide gas...
  • We are proposing to extend pipeline safety regulations to rural onshore hazardous liquid gathering lines and low-stress lines within a defined buffer of previously defined ``unusually sensitive areas.'' These are non-populated areas requiring extra...
  • This final rule updates the pipeline safety regulations to incorporate by reference all or parts of new editions of voluntary consensus technical standards to enable pipeline operators to utilize current technology, materials, and practices.
  • This action adopts a consensus standard to distinguish onshore gathering lines from other gas pipelines and production operations. In addition, it establishes safety rules for certain onshore gathering lines in rural areas and revises current rules for...
  • This document proposes regulations on the control of internal corrosion when designing and constructing new and replaced gas transmission pipelines. The proposed rule would require an operator to take steps in design and construction to reduce the risk...
  • PHMSA proposes revisions to the current Pipeline Safety Regulations for Pipeline Integrity Management in High Consequence Areas. The revisions address a petition from the hazardous liquid pipeline industry. The revisions are to: allow more flexibility...
  • Under current regulations governing integrity management of gas transmission lines, if an operator uses direct assessment to evaluate corrosion risks, it must carry out the direct assessment according to PHMSA standards. In response to a statutory...
  • On September 25, 1991, DOT published a notice of proposed rulemaking to revise the definition of ``gathering line'' in its gas pipeline safety standards. Because the proposal proved controversial, final action was postponed pending collection of...
  • This notice proposes to update the pipeline safety regulations to incorporate by reference all or parts of new editions of voluntary consensus technical standards to enable pipeline operators to utilize current technology, materials, and practices.
  • On February 23, 2005, the U.S. Department of Transportation, Pipeline and Hazardous Materials Safety Administration, Office of Pipeline Safety (OPS) issued a final rule adopting as a final rule, the interim final rule which was issued on January 5,...
  • This Final Rule amends the requirements for pipeline operators to develop and implement public awareness (also known as public education) programs. The changes are part of PHMSA's \1\ Office of Pipeline Safety's (OPS) broad pipeline communications...
  • In accordance with the Norman Y. Mineta Research and Special Programs Improvement Act, which reorganized the Department's pipeline and hazardous materials safety programs into the new Pipeline and Hazardous Materials Safety Administration (PHMSA), this...
  • The Research and Special Programs Administration (RSPA) Office of Pipeline Safety's (OPS) regulations require operators of gas and hazardous liquid pipelines to conduct programs to qualify individuals who perform certain safety-related tasks on...
  • On January 5, 1993, the U.S. Department of Transportation, Pipeline and Hazardous Materials Safety Administration, Office of Pipeline Safety (OPS) issued an interim final rule establishing oil spill response planning requirements for onshore oil...
  • This direct final rule makes a minor editorial correction to the definition of ``transmission line'' in the Federal safety regulations for natural gas pipelines. The correction is intended to clarify that gathering lines are excluded from the...
  • This document proposes regulations that would require pipeline operators to meet certain standards if they use direct assessment to evaluate the threat of corrosion on regulated onshore gas, hazardous liquid, and carbon dioxide pipelines. The...
  • The Research and Special Programs Administration (RSPA) is correcting a final rule published in the Federal Register on June 14, 2004 (69 FR 32886). That final rule amended and updated various sections of the pipeline safety regulations and...
  • This rule amends the pipeline safety regulations to require operators of gas and hazardous liquid pipelines to prepare and follow procedures for periodic inspections of pipeline facilities located in the Gulf of Mexico and its inlets in waters less...
  • The Research and Special Programs Administration (RSPA) published a regulation requiring that new gas transmission lines and sections of existing transmission lines in which pipe or components are replaced be designed and constructed to accommodate the...
  • The Research and Special Programs Administration's (RSPA) Office of Pipeline Safety (OPS) proposes to require all gas and hazardous liquid pipeline operators to develop and implement public education programs based on the provisions of the American...
  • This final rule is part of an effort by RSPA to periodically update the pipeline safety regulations. This rule incorporates the most recent editions of the voluntary consensus standards and specifications referenced in the Federal pipeline safety...
  • This document corrects a final rule published in the Federal Register on December 15, 2003, (68 FR 69778) and a correction document to that rule published in the Federal Register on April 6, 2004 (69 FR 18228). The final rule of December 15, 2003,...
  • In the Federal Register of September 15, 2003, RSPA published a final rule concerning the operation and capacity of existing pressure limiting and regulating stations on gas pipelines. The rule inadvertently established a pressure limit that could...
  • 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 action requires operators of pipeline systems subject to RSPA's hazardous liquid pipeline safety regulations to prepare and file annual reports containing information about these systems. This data will provide the basis for more efficient and...
  • This final rule requires operators to develop integrity management programs for gas transmission pipelines located where a leak or rupture could do the most harm, i.e., could impact high consequence areas (HCAs). The rule requires gas transmission...
  • This proposed rule would amend the pipeline safety regulations to require operators of gas and hazardous liquid pipelines to have procedures for periodic inspections of pipeline facilities in offshore waters less than 15 feet deep or crossing under a...
  • The Research and Special Programs Administration's (RSPA) Office of Pipeline Safety (OPS) is changing some of its safety standards for gas pipelines. The changes are based on recommendations by the National Association of Pipeline Safety...
  • The Research and Special Programs Administration's (RSPA) Office of Pipeline Safety (OPS) is changing several safety standards for hazardous liquid and carbon dioxide pipelines. The changes, which concern welder qualifications, backfilling, records,...
  • This final rule addresses the safety regulation responsibility for producer-operated natural gas and hazardous liquid pipelines that cross into State waters without first connecting to a transporting operator's facility on the Outer Continental Shelf...
  • 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...
  • In this final rule, RSPA modifies or adds the definition of Administrator in several sections of the Code of Federal Regulations. RSPA has determined that there is a need to change or add the definition of Administrator for clarification purposes and...
  • This document proposes to establish a rule to require operators to develop integrity management programs for gas transmission pipelines that, in the event of a failure, could impact high consequence areas (HCAs). These integrity management programs...
  • RSPA is proposing to change some of the safety standards for gas pipelines. The changes are based on recommendations by the National Association of Pipeline Safety Representatives (NAPSR) and a review of the recommendations by the State Industry...