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Section §195.1: Which pipelines are covered by this Part?

Below are the available interpretations and guidance for the given section. To return to the list of parts, use the Parts link above. If you do not see any guidance or interpretation information below, that means there is none available for the given part/section. Return to the search page to browse additional regulations sections.

PHMSA has published several Frequently Asked Questions (FAQ) documents on regulatory topics. Please review our FAQ documents below:

Additionally PHMSA has Hazardous Materials FAQs based on letters of interpretation on the following topics:

This section of the website provides the ability to find regulations information including regulations parts, content of sections, and interpretations for regulations sections. Below is a list of parts, identified by the part number and subject. To browse sections by part, click on the subject link below. You will be taken to the eCFR website to view sections for a part.

A written regulatory interpretation, response to a question, or an opinion concerning a pipeline safety issue may be obtained by submitting a written request to the Office of Pipeline Safety (PHP–30), PHMSA, U.S. Department of Transportation, 1200 New Jersey Avenue SE., Washington, DC 20590–0001 or at the email address: In addition to email address, the requestor must include his or her return address and should also include a daytime telephone number. Requests should be submitted at least 120 days before the time the requestor needs a response.

Note: electronic submission is provided as alternative to the 49 CFR Part 190.11(b) mail-in requirement.

The regulations text of the section can be found on the eCFR website. To view the regulations text, use the link below. For assistance, please send an email to

View section 195.1 on the ECFR website

Interpretation Responses

Ref ID Date Company Name Individual Name Response Document
PI-23-0004 Integrity Plus Mr. Pat Westrick View
PI-21-0005 Wright and Associates PLLC Ms. Charlene B. Wright View
PI-20-0008 THUMS Long Beach Company Mr. Jerry Korhonen View
PI-20-0004 Buckeye Texas Processing, LLC Mr. Kevin Burke View
PI-17-0003 Dow Chemical Company Ms. Jennifer Ashcraft View
PI-17-0004 Pierce Atwood Mr. Richard S. Novak View
PI-17-0015 SI Group Ms. Paulina Williams, Baker Botts LLP View
PI-01-0101 Prodica LLC Mr. Steven A. Davey View
PI-99-003 Montgomery & Andrews Brett Olsen View
PI-07-0104 Sutherland Asbill & Brennan LLP Mr. Andrew K. Soto View
PI-79-016 Exchange Oil & Gas Corporation Peter R. Monrose View
PI-80-0106 View
PI-01-0103 Marathon Ashland Pipe Line, LLC Mr. Tad A. Schell View
PI-95-033 U. S. Oil Co., Inc. Thomas J. Sullivan View
PI-74-0107 The Texas Pipe Line Company Mr. Robert J. Evans View
PI-03-0103 Enron Pipeline Services Company Mr. David L. Johnson View
PI-76-013 Brown & Root, Inc. Hines D. Lively View
PI-93-011 California State Fire Marshal James Wait View
PI-08-0003 Equistar Chemicals, LP Mr. Franklin Stagg View
PI-97-0101 Shell Western E&P Inc. Mr. R. J Redweik View
PI-99-0101 Health, Safety, Environmental Quality & Regulatory Affairs Baker Petrolite Corporation Mr. Brian Friedman View
PI-99-0107 Arizona Corporation Commission Mr. Terry Fronterhouse View
PI-89-014 Oklahoma Corporation Commission Dennis Fothergill View
PI-94-030 BP Exploration (Alaska), Inc. Barney V. Dotson View
PI-83-014 Dixie Pipeline T. E. Burnett View
PI-98-011 Tennessee Regulatory Authority Glynn Blanton View
PI-94-035 Conoco Pipe Line Company Dwight D. Jackson View
PI-89-020 Mid-Continent Pipe Line Company H. L. Crawford, Jr. View
PI-09-0005 Equistar Chemicals, LP Mr. Franklin Stagg View
PI-70-008 Union Carbide Corporation J. J. Kocian View
PI-94-009 M. E. B. Technology Lance Loesberg View
PI-74-0150 Florida Department of Natural Resources Mr. C. W. Hendry, Jr. View
PI-04-0107 BP America Production Company Mr. George Williamson View
PI-96-015 BP Exploration (Alaska) Inc. James S. Teater View
PI-92-057 Ashland Oil, Inc. Kevin E. Miller View
PI-95-005 U.S. Oil Company, Inc. Thomas J. Sullivan View
PI-15-0005 Bangor International Airport Mr. Anthony P. Caruso View
PI-14-0022 Caelus Energy Alaska LLC Mr. J Patrick Foley View
PI-85-006 Petroleum Operations & Support Services, Inc. Walter S. Malinowski View
PI-12-0007 City of Bangor Mr. Paul Nicklas View
PI-95-006 Memo: Internal View
PI-96-0101 View
PI-93-038 View
PI-74-0139 Mr. Phillip V. Chabot View
PI-92-043 Memo: Internal View
PI-95-012 Bridgeline Gas Distribution, LLC Dennis Huddleston View
PI-96-011 Shell Oil Products Company J. M. Korpal View
PI-11-0005 Sabco Oil and Gas Corporation Mr. Max Jameson View
PI-72-055 Memo: Internal View
PI-90-014 United States General Accounting Office Martin J. Fitzgerald Esq. View
PI-95-022 Shell Oil Products Company Joan Korpal View
PI-72-0116 Missouri Public Service Commission Mr. Jeremiah D. Finnegan View
PI-70-010 United Gas Pipe Line Company W. P. Heineman View
PI-00-0100 Air Transport Association of America Mr. Scott Belcher View
PI-79-045 ARCO Oil & Gas Company Tom Schmld View
PI-95-028 Sioux Falls Fire Department David A. Renli View
PI-91-008 Conoco Inc. Amy Ng View
PI-15-0003 Caelus Energy Alaska LLC Mr. J. Patrick Foleyr View
PI-72-047 ADB 72-2 View
PI-79-028 Alaska Pipeline Office Morris J. Turner View
PI-92-026 Texaco Trading and Transportation, Inc. G. G. Hohnstein View
PI-92-033 Arizona Corporation Commission Dan H. Weaklend View
PI-04-0100 Marathon Ashland Pipe Line LLC Mr. Tad Schell, P.E. View
PI-92-053 Arco Oil and Gas Company Brenda Y. Munoz View
PI-14-0020 Stoel Rives LLP (Eni) Ms. Ramona L. Monroe View
PI-93-065 Palmer Biezup & Henderson Richard S. Tweedie View
PI-79-025 Offshore Operators Committee L. G. Otteman View
PI-79-004 House of Representatives Honorable Trent Lott View
PI-14-0015 Legacy Reserves Operating LP Mr. Scott Bliss View
PI-98-0100 Shell Oil Products Company Ms. Gweneyette Broussard View
PI-96-016 State of Alaska Department of Labor Tom Cashen View
PI-98-001 Tennessee Regulatory Authority Glynn Blanton View
PI-78-0106 View
PI-78-0108 View
PI-93-012 BP Oil Pipeline Company L. S. Abraham View
PI-13-0007 Williams West, Gas and Liquids Mr. Jared Ellsworth, P.E. View
PI-15-0002 Wacker Polysilicon North America Mr. Jeremy Copeland View
PI-78-0100 View
PI-80-004 West Texas Gulf Pipeline Company O. Gordon Oldham View
PI-73-0107 Mrs. N. A. Samples View
PI-77-008 Metallurgical Consultants, Inc. T. V. Bruno View