Historical textIn force on Oct. 1, 1996Source: annual CFR edition 1996
§ 391.107 Pre-employment and biennial testing procedures.
Wording first on file in the 1996 annual edition, superseded by the 1998 annual edition. The section was then removed.
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 1996 edition's wording. An amendment that took effect between Oct. 1, 1996 and Oct. 1, 1996 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 391.107 — Pre-employment and biennial testing procedures.. Text in force on October 1, 1996. This wording effective October 1, 1996 to October 1, 1998. Source: govinfo, 1996 edition, https://www.govinfo.gov/app/details/CFR-1996-title49-vol4/CFR-1996-title49-vol4-sec391-107. Retrieved from FMCSR.com, https://fmcsr.com/reg/391.107?asof=1996-10-01, on October 26, 2026. Unofficial compilation; verify against the official source.
(a) The sample shall consist of a urine specimen.
(b) A motor carrier shall ensure that the test preformed under the requirements of § 391.105 of this subpart conforms with 49 CFR part 40 and this subpart.
[53 FR 47151, Nov. 21, 1988, as amended at 55 FR 3556, Feb. 1, 1990]
Amendment history
1 distinct wording on file since Oct. 1, 1996- [53 FR 47151, Nov. 21, 1988, as amended at 55 FR 3556, Feb. 1, 1990]
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.