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Pipeline and Hazardous Materials Safety Administration

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Rulemaking Documents

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
Date Subject Part
09/07/2004 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications 106 107 171 172 173 178 179 180
09/01/2004 Hazardous Materials: Availability of Information for Hazardous Materials Transported by Aircraft 171
08/16/2004 Hazardous Materials; Requirements for Lighters and Lighter Refills 171 172 173
08/12/2004 Hazardous Materials; Miscellaneous Amendments 171 172 173 178 179 180
08/10/2004 Pipeline Safety: Periodic Underwater Inspections 192 195
08/04/2004 Hazardous Materials: Transportation of Compressed Oxygen, Other Oxidizing Gases and Chemical Oxygen Generators on Aircraft 171 172 173 175 178
07/13/2004 Hazardous Materials Regulations: Minor Editorial Corrections 172
07/12/2004 Pipeline Safety: Liquefied Natural Gas Facilities; Clarifying and Updating Safety Standards 193
06/28/2004 Pipeline Safety: Passage of Internal Inspection Devices 192
06/24/2004 Pipeline Safety: Public Education Programs for Hazardous Liquid and Gas Pipeline Operators 192 195
06/22/2004 Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions 171 172 173 178
06/22/2004 Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions 171 172 173 175 176 178 180
06/14/2004 Pipeline Safety: Periodic Updates to Pipeline Safety Regulations (2001) 191 192 195 199
05/28/2004 Applicability of the Hazardous Materials Regulations to Loading, Unloading, and Storage 171 173 174 175 176 177 178
05/26/2004 Hazardous Materials: Revisions to Incident Reporting Requirements and the Hazardous Materials Incident Report Form; Correction 171
05/26/2004 Pipeline Safety: Pipeline Integrity Management in High Consequence Areas (Gas Transmission Pipelines) 192
05/17/2004 Pipeline Safety: Pressure Limiting and Regulating Stations 192
05/13/2004 Hazardous Materials: Cargo Tank Rollover Damage Protection Requirements; Withdrawal of Advance Notice of Proposed Rulemaking 178
05/06/2004 Hazardous Materials Regulations: Transportation of Compressed Oxygen, Other Oxidizing Gases and Chemical Oxygen Generators on Aircraft 171 172 173 175 178
04/23/2004 Pipeline Safety: High Consequence Areas for Gas Transmission Pipelines 192
04/19/2004 Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions 172
04/06/2004 Pipeline Safety: Pipeline Integrity Management in High Consequence Areas (Gas Transmission Pipelines); Correction 192
03/10/2004 Pipeline Safety: Liquefied Natural Gas Facilities; Clarifying and Updating Safety Standards 193
03/01/2004 Regulatory Flexibility Act Section 610 and Plain Language Reviews 172 173 174 175 176 177 178
02/10/2004 Hazardous Materials: Enhancing Hazardous Materials Transportation Security 107 171 176 177
02/05/2004 Pipeline Safety: Periodic Underwater Inspections 192 195
02/04/2004 Gas and Hazardous Liquid Gathering Lines 192 195
01/26/2004 Hazardous Materials Regulations; Compatibility With the Regulations of the International Atomic Energy Agency 171 172 173 174 175 176 177 178
01/15/2004 Pipeline Safety: Pipeline Integrity Management in High Consequence Areas (Gas Transmission Pipelines) 192
01/06/2004 Pipeline Safety: Hazardous Liquid Pipeline Operator Annual Reports 195
12/31/2003 Procedures for Transportation Workplace Drug and Alcohol Testing Programs: Drug and Alcohol Management Information System Reporting 121 199
12/31/2003 Hazardous Materials: Matter Incorporated by Reference 171 172 173 174 175 176 177 178 179 180
12/15/2003 Pipeline Safety: Pipeline Integrity Management in High Consequence Areas (Gas Transmission Pipelines) 192
12/12/2003 Pipeline Safety: Periodic Underwater Inspections 192 195
12/11/2003 Pipeline Safety: Drug Testing; Random Testing Rate 199
12/04/2003 Hazardous Materials; Incorporation of Exemptions Into Regulations 171 173 174 176 177
12/03/2003 Hazardous Materials: Revisions to Incident Reporting Requirements and the Hazardous Materials Incident Report Form 171
12/01/2003 Pipeline Safety: Passage of Internal Inspection Devices 192
12/01/2003 Gas and Hazardous Liquid Gathering Lines 192 195
11/05/2003 Notice of Public Meeting and Request for Comments 192 195
10/30/2003 Applicability of the Hazardous Materials Regulations to Loading, Unloading, and Storage 171 173 174 175 176 177 178
10/06/2003 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications 171 172 173 175 176 177 178 179
09/26/2003 Hazardous Materials: Approval Program for Certain Persons Performing Visual Requalification of DOT Specification Cylinders; Extension of Compliance Date 107 180
09/15/2003 Pipeline Safety: Further Regulatory Review; Gas Pipeline Safety Standards 192
09/11/2003 Pipeline Safety: Recommendations To Change Hazardous Liquid Pipeline Safety Standards 195
09/10/2003 Hazardous Materials Regulations: Aluminum Cylinders Manufactured of Aluminum Alloy 6351-T6 Used in SCUBA, SCBA, and Oxygen Service-Revised Requalification and Use Criteria 171 173 180
09/08/2003 Hazardous Materials Regulations: Penalty Guidelines and Other Procedural Regulations 105 107 171
09/03/2003 Hazardous Materials: Requirements for Cargo Tanks 172 178 180
08/14/2003 Hazardous Materials; Miscellaneous Amendments 171 172 173 177 178 179 180
08/05/2003 Pipeline Safety: Producer-Operated Outer Continental Shelf Natural Gas and Hazardous Liquid Pipelines That Cross Directly Into State Waters 191 192 195


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