d o t logoUnited States Department of Transportation
PHMSA
Pipeline and Hazardous Materials Safety Administration

You are here

Home » Regulations » Parts » 174 » § 174.1

Interpretations Browser

  • § 174.1
    Purpose and scope
  • § 174.9
    Safety and security inspection and acceptance
  • § 174.14
    Movements to be expedited
  • § 174.24
    Shipping papers
  • § 174.26
    Notice to train crews
  • § 174.31
    Requirements for the operation of high-hazard flammable trains
  • § 174.55
    General requirements
  • § 174.57
    Cleaning cars
  • § 174.63
    Portable tanks, IM portable tanks, IBCs, Large Packagings, cargo tanks, and multi-unit tank car tanks
  • § 174.67
    Tank car unloading
  • § 174.81
    Segregation of hazardous materials
  • § 174.85
    Position in train of placarded cars, transport vehicles, freight containers, and bulk packagings
  • § 174.101
    Loading Class 1 (explosive) materials
  • § 174.104
    Division 1.1 or 1.2 (explosive) materials; car selection, preparation, inspection, and certification
  • § 174.204
    Tank car delivery of gases, including cryogenic liquids
  • § 174.304
    Class 3 (flammable liquid) materials in tank cars
  • § 174.750
    Incidents involving leakage

Part 174 DRUG AND ALCOHOL TESTING

Section § 174.1: Purpose and scope

Below are the available interpretations for the given section. To return to the list of parts, use the Parts link above. The menu to the left provides a full list of sections that have interpretations. To view interpretations for a different section, click on the menu item.

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 regulations for Part 174

< 199

Ref ID Date Company Name Individual Name Response Document
18-0110 02-12-2019 Ascent Resources Utica, LLC Steven Parrish View
18-0043 04-06-2018 Ventura County District Attorney's Office Mitchel Disney View