Historical textIn force on Sept. 30, 2012Source: annual CFR editions 2001–2016

§ 40.189 Where is other information concerning split specimens found in this regulation?

Wording first on file in the 2001 annual edition, superseded November 13, 2017.

govinfo, 2011 edition ↗

Compare with

Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2011 edition's wording. An amendment that took effect between Oct. 1, 2011 and Sept. 30, 2012 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.

49 CFR § 40.189 — Where is other information concerning split specimens found in this regulation?. Text in force on September 30, 2012. This wording effective October 1, 2001 to November 13, 2017. Source: govinfo, 2011 edition, https://www.govinfo.gov/app/details/CFR-2011-title49-vol1/CFR-2011-title49-vol1-sec40-189. Retrieved from FMCSR.com, https://fmcsr.com/reg/40.189?asof=2012-09-30, on October 26, 2026. Unofficial compilation; verify against the official source.

You can find more information concerning split specimens in several sections of this part:

§ 40.3 - Definition.
§ 40.65 - Quantity of split specimen.
§ 40.67 - Directly observed test when split specimen is unavailable.
§§ 40.71-40.73 - Collection process for split specimens.
§ 40.83 - Laboratory accessioning of split specimens.
§ 40.99 - Laboratory retention of split specimens.
§ 40.103 - Blind split specimens.
§ 40.153 - MRO notice to employees on tests of split specimen.
§§ 40.193 and 40.201 - MRO actions on insufficient or unavailable split specimens.
Appendix D to Part 40 - Report format for split specimen failure to reconfirm.

Amendment history

3 distinct wordings on file since Oct. 1, 2001

Jan. 1, 2018 → June 21, 2024eCFR, day-precisediff vs. previous
[65 FR 79526, Dec. 19, 2000, as amended at 82 FR 52245, Nov. 13, 2017]
Nov. 13, 2017 → Jan. 1, 2018eCFR, day-precisediff vs. previous
Oct. 1, 2001 → Nov. 13, 2017annual editions 2001–2016viewing

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.