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Section §192.739: Pressure limiting and regulating stations: Inspection and testing

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 192.739 on the ECFR website

Interpretation Responses

Ref ID Date Company Name Individual Name Response Document
PI-19-0019 Arizona Corporation Commission Mr. Eric Villa View
PI-19-0008 Connecticut Public Utilities Regulatory Authority Mr. Karl H. Baker View
PI-84-0104 Nevada Public Service Commission Mr. Galen D. Denio View
PI-88-002 Texas Gas Association Mr. Harry E. Neel View
PI-79-005 Memo: Internal View
PI-79-018 Columbia Gulf Transmission Company Kathleen O'Leary View
PI-99-0100 California Public Utilities Commission Mr. Mahendra Jhala View
PI-76-075 Memo: Internal Marshall W. Taylor, II View
PI-92-058 Arizona Corporation Commission Dan Weaklend View
PI-76-007 Tennessee Public Service Commission John Searcy View
PI-93-019 Arizona Corporation Commission Dan H. Weaklend View
PI-89-013 Public Service Commission of Nevada Jeffrey L. Maples View