49 CFR § 373.100 - Applicability.

---
identifier: "/us/cfr/t49/s373.100"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 373.100 - Applicability."
title_number: 49
title_name: "Transportation"
section_number: "373.100"
section_name: "Applicability."
chapter_name: "FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "B"
subchapter_name: "FEDERAL MOTOR CARRIER SAFETY REGULATIONS"
part_number: "373"
part_name: "RECEIPTS AND BILLS"
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. 13301, 13531 and 14706; and 49 CFR 1.87."
cfr_part: "373"
---


# 373.100 Applicability.

This subpart applies to motor carriers subject to 49 U.S.C. subtitle IV, part B (secs. 13101-14916).

[81 FR 68345, Oct. 4, 2016]