In order to bring you the best possible user experience, this site uses Javascript. If you are seeing this message, it is likely that the Javascript option in your browser is disabled. For optimal viewing of this site, please ensure that Javascript is enabled for your browser.
[Header] PHMSA - U.S. Department of Transportation - Pipeline and Hazardous materials Safety Adminis
PHMSA Home

Search Interpretations

49 CFR 199.23 Interpretations

Control of Drug Use in Natural Gas, Liquefied Natural Gas, and Hazardous Liquid Pipeline Operations:
Recordkeeping; Subpart A - Drug Testing (View the Regulation)

Date PHMSA ID Company (or Individual)
Feb 23, 1994 PI-94-012 No Information
Aug 14, 1992 PI-92-041 SmithKline Beecham
Oct 7, 1991 PI-91-014 Arkla, Inc.
Jun 20, 1991 PI-91-019 TU Electric, Generating Division
Jan 9, 1991 PI-91-001 Gas Workers Union, Local 28007
Nov 30, 1989 PI-89-026 Western Utility Company, Inc.
Careers  |  Contact Us  |  No Fear  |  Privacy Policy  |  FOIA  |  Accessibility  |  FAQs  |  Web Policies  |  Site Map  |  Download Acrobat