# Bulk packaging for extremely hazardous materials such as poisonous gases (Division 2.3).

**Citation:** 49 CFR 173.245  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

When § 172.101 of this subchapter specifies that a hazardous material be packaged under this section, only the following bulk packagings are authorized, subject to the requirements of subparts A and B of part 173 of this subchapter and the special provisions specified in column 7 of the § 172.101 ta

## Document text

When § 172.101 of this subchapter specifies that a hazardous material be packaged under this section, only the following bulk packagings are authorized, subject to the requirements of subparts A and B of part 173 of this subchapter and the special provisions specified in column 7 of the § 172.101 table.

(a) Tank car tanks and multi-unit tank car tanks, when approved by the Associate Administrator.

(b) Cargo tank motor vehicles and portable tanks, when approved by the Associate Administrator.

[Amdt. 173-224, 55 FR 52663, Dec. 21, 1990, as amended at 56 FR 66275, Dec. 20, 1991; 66 FR 45379, Aug. 28, 2001]

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-173.245>
- Source ID: `ecfr`
- SHA-256: `7cfa3d009dc12ee348a99ba6b7cc9f1fc88ad89fba84cc6b13352cf8d0cb3c1c`
- Retrieved: 2026-08-20T05:46:04.092Z
- Exported: 2026-08-23T09:22:55.248Z
- Document slug: `49-cfr-173-245`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "173",
  "section": "173.245",
  "subpart": "Subpart F—Bulk Packaging for Hazardous Materials Other Than Class 1 and Class 7",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```