Current textIn force on Sept. 30, 2009Source: annual CFR editions 1996–2016
§ 397.2 Compliance with Federal motor carrier safety regulations.
Current wording, first on file in the 1996 annual edition.
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2008 edition's wording. An amendment that took effect between Oct. 1, 2008 and Sept. 30, 2009 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 397.2 — Compliance with Federal motor carrier safety regulations.. Text in force on September 30, 2009. This wording effective October 1, 1996 to present. Source: govinfo, 2008 edition, https://www.govinfo.gov/app/details/CFR-2008-title49-vol5/CFR-2008-title49-vol5-sec397-2. Retrieved from FMCSR.com, https://fmcsr.com/reg/397.2?asof=2009-09-30, on October 26, 2026. Unofficial compilation; verify against the official source.
A motor carrier or other person to whom this part is applicable must comply with the rules in parts 390 through 397, inclusive, of this subchapter when he/she is transporting hazardous materials by a motor vehicle which must be marked or placarded in accordance with § 177.823 of this title.
[37 FR 18080, Sept. 7, 1972]
Amendment history
1 distinct wording on file since Oct. 1, 1996- [37 FR 18080, Sept. 7, 1972]
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.