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173.168

Section §173.168: Chemical oxygen generators

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https://www.phmsa.dot.gov/about-phmsa/phmsa-faqs.

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: pipeline_interp_submittal@dot.gov. 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 PHMSA.Webmaster@dot.gov.

View section 173.168 on the ECFR website

Interpretation Responses

Ref ID Date Company Name Individual Name Response Document
10-0215 Pimpelmees 3 Mr. Gilbert de Chauvigny de Blot View
10-0177 CSE Corporation Mr. Jeff Tocci View
10-0253 AVOX Systems Inc. Mr. Joesph Contino View
11-0186 Mr. Tae Kim View
11-0108 Mr. Tae Kim View
14-0098 Complete Compliance Services Mr. Len Satkowski View
11-0290 Department of the Army Ms. Sarah Gedrich View
08-0095 OxySure Systems, Inc. Mr. John M. Lansdown View
11-0274R Department of the Army Ms. Sarah Gedrich View