# b-9 Marking.

**Citation:** 49 CFR 178.33b-9  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

(a) Each container must be clearly and permanently marked to show:

(1) DOT-2S.

(2) Name or symbol of person making the mark specified in paragraph (a)(1) of this section. Symbol, if used, must be registered with the Associate Administrator.

(b) [Reserved]

[74 FR 2268, Jan. 14, 2009]

## Document text

(a) Each container must be clearly and permanently marked to show:

(1) DOT-2S.

(2) Name or symbol of person making the mark specified in paragraph (a)(1) of this section. Symbol, if used, must be registered with the Associate Administrator.

(b) [Reserved]

[74 FR 2268, Jan. 14, 2009]

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-178.33b-9>
- Source ID: `ecfr`
- SHA-256: `70fb5c1f737ffd206072caa1fee02d0b6006c0822e52cf632663d725bd99d2f0`
- Retrieved: 2026-08-20T05:46:20.151Z
- Exported: 2026-08-22T21:28:03.653Z
- Document slug: `49-cfr-178-33b-9`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "178",
  "section": "178.33b-9",
  "subpart": "Subpart B—Specifications for Inside Containers, and Linings",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```