Current textIn force on March 11, 2026Source: eCFR
§ 397.2 Compliance with Federal motor carrier safety regulations.
Current wording, first on file in the 1996 annual edition.
49 CFR § 397.2 — Compliance with Federal motor carrier safety regulations.. Text in force on March 11, 2026. This wording effective October 1, 1996 to present. Source: eCFR as of March 11, 2026, https://www.ecfr.gov/on/2026-03-11/title-49/section-397.2. Retrieved from FMCSR.com, https://fmcsr.com/reg/397.2?asof=2026-03-11, 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.