# b-4 Duties of inspector.

**Citation:** 49 CFR 178.33b-4  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

(a) To inspect material and completed containers and witness tests, and to reject defective materials or containers.

(b) [Reserved]

[74 FR 2268, Jan. 14, 2009]

## Document text

(a) To inspect material and completed containers and witness tests, and to reject defective materials or containers.

(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-4>
- Source ID: `ecfr`
- SHA-256: `ae36274a9ca5ecd3f2dbb0e0fca581d6c4c2bdc80746fdda0bbff0b7e1791497`
- Retrieved: 2026-08-20T05:46:20.151Z
- Exported: 2026-08-22T05:25:26.286Z
- Document slug: `49-cfr-178-33b-4`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "178",
  "section": "178.33b-4",
  "subpart": "Subpart B—Specifications for Inside Containers, and Linings",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```