---
kind: "section"
citation: "33 C.F.R. § 157.430"
title: "33"
number: "157.430"
heading: "Enhanced survey requirements."
url: "https://uscodex.org/cfr/33/157.430"
---

# §157.430. Enhanced survey requirements.


Beginning at each tank vessel's next regularly scheduled drydock examination and continuing as required under [46 CFR part 31](/cfr/46/part31.md), or, for each foreign flagged tank vessel, beginning at the next drydock and continuing as required under the foreign vessel's flag administration, a tank vessel owner or operator shall—

- (a) Implement an enhanced survey program that complies with the standards of IMO Resolution A.744(18), Annex B sections [1.1.3-1.1.4](/cfr/33/1.1.3-1.1.4.md), [1.2-1.3](/cfr/33/1.2-1.3.md), [2.1](/cfr/33/2.1.md), [2.3-2.6](/cfr/33/2.3-2.6.md), [3-8](/cfr/33/3-8.md), and Annexes 1-10 with appendices;
- (b) Implement a vessel specific survey program that provides a level of protection equivalent to the requirements in paragraph (a)(1) of this section and is approved by the Commandant (CG-CVC). A written request for program equivalency under this paragraph must be submitted to the Commandant (CG-CVC); or
- (c) For a tankship of less than 20,000 deadweight tons (dwt) carrying crude oil, a tankship of less than 30,000 dwt carrying product, or a tank barge, implement an enhanced survey program that—
  - (1) Includes oversight of the program by the Coast Guard, the vessel's flag administration, an authorized classification society as described in [§ 157.04](/cfr/33/157.04.md) of this part, or a licensed professional engineer;
  - (2) Has the frequency of survey which is no less than the inspections required by [46 CFR subpart 31.10](/cfr/46/subpart31.10.md);
  - (3) Has survey scope and recordkeeping requirements that are comparable to the requirements of paragraph (a)(1) of this section; and
  - (4) Includes keeping a copy of the most recent survey on board the vessel or, upon request by the Coast Guard, making the surveys available within 24 hours for examination.

## Notes

### Amendments

[CGD 91-045, 61 FR 39789, July 30, 1996, as amended by USCG-2014-0410, 79 FR 38439, July 7, 2014]

### Source

Source: CGD 91-045, 59 FR 40188, Aug. 5, 1994, unless otherwise noted.

### Authority

Authority: 33 U.S.C. 1903; 46 U.S.C. 3703, 3703a (note); Department of Homeland Security Delegation No. 0170.1. Subparts G, H, and I are also issued under section 4115(b), Pub. L. 101-380, 104 Stat. 520; Pub. L. 104-55, 109 Stat. 546.

### Source

Source: CGD 74-32, 40 FR 48283, Oct. 14, 1975, unless otherwise noted.

### Amendments

[CGD 91-045, 61 FR 39789, July 30, 1996, as amended by USCG-2014-0410, 79 FR 38439, July 7, 2014]