49 CFR § 385.403 - Prohibited transportation without safety permit.

---
identifier: "/us/cfr/t49/s385.403"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 385.403 - Prohibited transportation without safety permit."
title_number: 49
title_name: "Transportation"
section_number: "385.403"
section_name: "Prohibited transportation without safety permit."
chapter_name: "FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "B"
subchapter_name: "FEDERAL MOTOR CARRIER SAFETY REGULATIONS"
part_number: "385"
part_name: "SAFETY FITNESS PROCEDURES"
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. 113, 504, 521(b), 5105(d), 5109, 5113, 13901-13905, 13908, 31135, 31136, 31144, 31148, 31151, 31502; sec. 113(a), Pub. L. 103-311, 108 Stat. 1673, 1676; sec. 408, Pub. L. 104-88, 109 Stat. 803, 958; sec. 350, Pub. L. 107-87, 115 Stat. 833, 864; sec. 5205, Pub. L. 114-94, 129 Stat. 1312, 1537; and 49 CFR 1.87."
regulatory_source: "53 FR 50968, Dec. 19, 1988, unless otherwise noted."
cfr_part: "385"
---


# 385.403 Prohibited transportation without safety permit.

A motor carrier may not transport in interstate or intrastate commerce any of the following hazardous materials, in the quantity indicated for each, unless the motor carrier holds a safety permit:

(a) A highway route-controlled quantity of a Class 7 (radioactive) material, as defined in § 173.403 of this title;

(b) More than 25 kg (55 pounds) net weight of a Division 1.1, 1.2, or 1.3 (explosive) material or articles or an amount of a Division 1.5 (explosive) material requiring placarding under part 172 of this title;

(c) More than one liter (1.08 quarts) per package of a “material poisonous by inhalation,” as defined in § 171.8 of this title, that meets the criteria for “hazard zone A,” as specified in § 173.116(a) or § 173.133(a) of this title;

(d) A “material poisonous by inhalation,” in a “bulk packaging,” both as defined in § 171.8 of this title, that meets the criteria for “hazard zone B,” as specified in § 173.116(a) or § 173.133(a);

(e) A “material poisonous by inhalation,” as defined in § 171.8 of this title, that meets the criteria for “hazard zone C,” or “hazard zone D,” as specified in § 173.116(a) of this title, in a packaging having a capacity equal to or greater than 13,248 L (3,500) gallons; or

(f) A shipment of methane (compressed or refrigerated liquid), natural gas (compressed or refrigerated liquid), or any other compressed or refrigerated liquefied gas with a methane content of at least 85 percent, in bulk packaging having a capacity equal to or greater than 13,248 L (3,500 gallons).

[69 FR 39367, June 30, 2004, as amended at 77 FR 59826, Oct. 1, 2012; 80 FR 59073, Oct. 1, 2015; 84 FR 51433, Sept. 30, 2019]