---
kind: "section"
citation: "49 C.F.R. § 172.304"
title: "49"
number: "172.304"
heading: "Marking requirements."
url: "https://uscodex.org/cfr/49/172.304"
---

# §172.304. Marking requirements.

- (a) **The marking required in this subpart—**
  - (1) Must be durable, in English and printed on or affixed to the surface of a package or on a label, tag, or sign.
  - (2) Must be displayed on a background of sharply contrasting color;
  - (3) Must be unobscured by labels or attachments; and
  - (4) Must be located away from any other marking (such as advertising) that could substantially reduce its effectiveness.
- (b) [Reserved]

## Notes

### Amendments

[Amdt. 172-29, 41 FR 15996, Apr. 15, 1976, as amended by Amdt. 172-29B, 41 FR 57067, Dec. 30, 1976]

### Authority

Authority: 49 U.S.C. 5101-5128, 44701; 49 CFR 1.81, 1.96 and 1.97.

### Source

Source: Amdt. 172-29, 41 FR 15996, Apr. 15, 1976, unless otherwise noted.

### Amendments

[Amdt. 172-29, 41 FR 15996, Apr. 15, 1976, as amended by Amdt. 172-29B, 41 FR 57067, Dec. 30, 1976]