---
kind: "section"
citation: "49 C.F.R. § 385.403"
title: "49"
number: "385.403"
heading: "Prohibited transportation without safety permit."
url: "https://uscodex.org/cfr/49/385.403"
---

# §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](/cfr/49/173.403.md) 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](/cfr/49/part172.md);
- (c) More than one liter (1.08 quarts) per package of a “material poisonous by inhalation,” as defined in [§ 171.8](/cfr/49/171.8.md) of this title, that meets the criteria for “hazard zone A,” as specified in [§ 173.116(a)](/cfr/49/173.116.md?p=a) or [§ 173.133(a)](/cfr/49/173.133.md?p=a) of this title;
- (d) A “material poisonous by inhalation,” in a “bulk packaging,” both as defined in [§ 171.8](/cfr/49/171.8.md) of this title, that meets the criteria for “hazard zone B,” as specified in [§ 173.116(a)](/cfr/49/173.116.md?p=a) or [§ 173.133(a)](/cfr/49/173.133.md?p=a);
- (e) A “material poisonous by inhalation,” as defined in [§ 171.8](/cfr/49/171.8.md) of this title, that meets the criteria for “hazard zone C,” or “hazard zone D,” as specified in [§ 173.116(a)](/cfr/49/173.116.md?p=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).

## Notes

### Amendments

[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]

### Source

Source: 69 FR 39367, June 30, 2004, unless otherwise noted.

### Authority

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.

### Source

Source: 53 FR 50968, Dec. 19, 1988, unless otherwise noted.

### Amendments

[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]