49 CFR § 381.100 - What is the purpose of this part?

---
identifier: "/us/cfr/t49/s381.100"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 381.100 - What is the purpose of this part?"
title_number: 49
title_name: "Transportation"
section_number: "381.100"
section_name: "What is the purpose of this part?"
chapter_name: "FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "B"
subchapter_name: "FEDERAL MOTOR CARRIER SAFETY REGULATIONS"
part_number: "381"
part_name: "WAIVERS, EXEMPTIONS, AND PILOT PROGRAMS"
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. 31136(e), 31315; and 49 CFR 1.87."
regulatory_source: "63 FR 67608, Dec. 8, 1998, unless otherwise noted."
cfr_part: "381"
---


# 381.100 What is the purpose of this part?

This part prescribes the rules and procedures for requesting waivers and applying for exemptions from those provisions of the Federal Motor Carrier Safety Regulations (FMCSRs) which were issued on the authority of 49 U.S.C. 31136 or chapter 313, and the initiation and administration of pilot programs.