49 CFR § 392.9b - Prohibited transportation.

---
identifier: "/us/cfr/t49/s392.9b"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 392.9b - Prohibited transportation."
title_number: 49
title_name: "Transportation"
section_number: "392.9b"
section_name: "Prohibited transportation."
chapter_name: "FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "B"
subchapter_name: "FEDERAL MOTOR CARRIER SAFETY REGULATIONS"
part_number: "392"
part_name: "DRIVING OF COMMERCIAL MOTOR VEHICLES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 504, 13902, 31136, 31151, 31502; Section 112 of Pub. L. 103-311, 108 Stat. 1673, 1676 (1994), as amended by sec. 32509 of Pub. L. 112-141, 126 Stat. 405-805 (2012); and 49 CFR 1.87."
regulatory_source: "33 FR 19732, Dec. 25, 1968, unless otherwise noted."
cfr_part: "392"
---


# 392.9b Prohibited transportation.

(a) *Safety registration required.* A commercial motor vehicle providing transportation in interstate commerce must not be operated without a safety registration and an active USDOT Number.

(b) *Penalties.* If it is determined that the motor carrier responsible for the operation of such a vehicle is operating in violation of paragraph (a) of this section, it may be subject to penalties in accordance with 49 U.S.C. 521.

[78 FR 52655, Aug. 23, 2013, as amended at 81 FR 68358, Oct. 4, 2016]