---
kind: "section"
citation: "33 C.F.R. § 183.27"
title: "33"
number: "183.27"
heading: "Construction of markings."
url: "https://uscodex.org/cfr/33/183.27"
---

# §183.27. Construction of markings.


Each marking required by [§ 183.23](/cfr/33/183.23.md) must be—

- (a) Capable of withstanding the combined effects of exposure to water, oil, salt spray, direct sunlight, heat, cold, and wear expected in normal operation of the boat, without loss of legibility; and
- (b) Resistant to efforts to remove or alter the information without leaving some obvious sign of such efforts.

## Notes

### Amendments

[CGD 78-034, 45 FR 2030, Jan. 10, 1980]

### Authority

Authority: 46 U.S.C. 4302; Pub. L. 103-206, 107 Stat. 2439; and Department of Homeland Security Delegation No. 0170.1, para. II, (92)(b). Subpart E is also authorized by Pub. L. 114-120, 130 Stat. 27

### Source

Source: CGD 72-61R, 37 FR 15782, Aug. 4, 1972, unless otherwise noted.

### Amendments

[CGD 78-034, 45 FR 2030, Jan. 10, 1980]