33 CFR § 150.521 - What records are required?

---
identifier: "/us/cfr/t33/s150.521"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 150.521 - What records are required?"
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "150.521"
section_name: "What records are required?"
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "NN"
subchapter_name: "DEEPWATER PORTS"
part_number: "150"
part_name: "DEEPWATER PORTS: OPERATIONS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1321(j)(1)(C), (j)(5), (j)(6), (m)(2), 1509(a); 46 U.S.C. 70034; E.O. 12777, sec. 2; E.O. 13286, sec. 34, 68 FR 10619; Department of Homeland Security Delegation No. 0170.1."
regulatory_source: "USCG-1998-3884, 71 FR 57651, Sept. 29, 2006, unless otherwise noted."
cfr_part: "150"
---


# 150.521 What records are required?

(a) The operator must maintain a record of each test and inspection under § 150.520 of this part on the deepwater port, or in the operator's principal office in the case of an unmanned deepwater port, for at least 2 years.

(b) The record must show:

(1) The date of each test and inspection;

(2) The number or other identification of each fire extinguisher or system tested or inspected; and

(3) The name of the person who conducted the test or inspection and the name of the company that person represents.

[USCG-1998-3884, 71 FR 57651, Sept. 29, 2006, as amended by USCG-2013-0397, 78 FR 39182, July 1, 2013]