§FMCSR.com
Historical textIn force on Sept. 30, 2010Source: annual CFR editions 2008–2009

Appendix C to Part 40 Appendix C to Part 40—DOT Drug Testing Semi-Annual Laboratory Report to DOT

Wording first on file in the 2008 annual edition, superseded by the 2010 annual edition.

govinfo, 2009 edition ↗
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2009 edition's wording. An amendment that took effect between Oct. 1, 2009 and Sept. 30, 2010 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR Appendix C to Part 40 — Appendix C to Part 40—DOT Drug Testing Semi-Annual Laboratory Report to DOT. Text in force on September 30, 2010. This wording effective October 1, 2008 to October 1, 2010. Source: govinfo, 2009 edition, https://www.govinfo.gov/app/details/CFR-2009-title49-vol1/CFR-2009-title49-vol1-part40. Retrieved from FMCSR.com, https://fmcsr.com/reg/appendix-c-to-part-40?asof=2010-09-30, on October 26, 2026. Unofficial compilation; verify against the official source.

Mail, fax, or e-mail to: U.S. Department of Transportation, Office of Drug and Alcohol Policy and Compliance, W62-300, 1200 New Jersey Avenue, SE., Washington, DC 20590, Fax: (202) 366-3897, E-mail: ODAPCWebMail@dot.gov.

The following items are required on each report:

Reporting Period: (inclusive dates)

Laboratory Identification: (name and address)

1. DOT Specimen Results Reported (number)

2. Negative Results Reported (number)

3. Rejected for Testing Reported (number) By Reason (number)

4. Positive Results Reported (number) By Drug (number)

5. Adulterated Results Reported (number) By Reason (number)

6. Substituted Results Reported (number)

7. Invalid Results Reported (number) By Reason (number)

[73 FR 35975, June 25, 2008]

Amendment history

5 distinct wordings on file since Oct. 1, 2008
  1. May 2, 2023 → June 1, 2023eCFR, day-precisediff vs. previous
    [82 FR 52247, Nov. 13, 2017]
  2. Jan. 1, 2018 → May 2, 2023eCFR, day-precisediff vs. previous
    [82 FR 52247, Nov. 13, 2017]
  3. Nov. 13, 2017 → Jan. 1, 2018eCFR, day-precisediff vs. previous
    [75 FR 49864, Aug. 16, 2010]
  4. Oct. 1, 2010 → Nov. 13, 2017annual editions 2010–2016diff vs. previous
    [75 FR 49864, Aug. 16, 2010]
  5. Oct. 1, 2008 → Oct. 1, 2010annual editions 2008–2009viewing
    [73 FR 35975, June 25, 2008]

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.