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Reading the regulations as they stood on February 4, 2020. Current text may differ.Switch to current
Historical textIn force on Feb. 4, 2020Source: eCFR

§ 40.31 Who may collect urine specimens for DOT drug testing?

Wording in the annual edition revised as of Oct. 1, 2001, superseded May 2, 2023.

eCFR as of February 4, 2020 ↗
49 CFR § 40.31 — Who may collect urine specimens for DOT drug testing?. Text in force on February 4, 2020. This wording effective October 1, 2001 to May 2, 2023. Source: eCFR as of February 4, 2020, https://www.ecfr.gov/on/2020-02-04/title-49/section-40.31. Retrieved from FMCSR.com, https://fmcsr.com/reg/40.31?asof=2020-02-04, on October 26, 2026. Unofficial compilation; verify against the official source.

(a) Collectors meeting the requirements of this subpart are the only persons authorized to collect urine specimens for DOT drug testing.

(b) A collector must meet training requirements of § 40.33.

(c) As the immediate supervisor of an employee being tested, you may not act as the collector when that employee is tested, unless no other collector is available and you are permitted to do so under DOT agency drug and alcohol regulations.

(d) You must not act as the collector for the employee being tested if you work for a HHS-certified laboratory (e.g., as a technician or accessioner) and could link the employee with a urine specimen, drug testing result, or laboratory report.

Amendment history

4 distinct wordings on file since Oct. 1, 1996
  1. June 1, 2023 → presenteCFR, day-precisediff vs. previous
    [65 FR 79526, Dec. 19, 2000, as amended at 88 FR 27637, May 2, 2023]
  2. May 2, 2023 → June 1, 2023eCFR, day-precisediff vs. previous
  3. Oct. 1, 2001 → May 2, 2023annual editions 2001–2016diff vs. previousviewing
  4. Oct. 1, 1996 → Oct. 1, 2001annual editions 1996–2000

A new entry appears whenever the regulatory words change between government snapshots. Day-precise from the eCFR (2017 onward); before that, one snapshot per annual CFR edition (revised as of October 1). Bracketed citations are the Federal Register history printed with the section.