46 CFR § 139.165 - Documentation.

---
identifier: "/us/cfr/t46/s139.165"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 139.165 - Documentation."
title_number: 46
title_name: "Shipping"
section_number: "139.165"
section_name: "Documentation."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "M"
subchapter_name: "TOWING VESSELS"
part_number: "139"
part_name: "THIRD-PARTY ORGANIZATIONS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 3103, 3301, 3306, 3308, 3316, 8104, 8904; 33 CFR 1.05; DHS Delegation 0170.1."
regulatory_source: "81 FR 40101, June 20, 2016, unless otherwise noted."
cfr_part: "139"
---


# 139.165 Documentation.

(a) Each TPO must retain the results of each survey or audit conducted under its approval, including:

(1) The names of the auditors and/or surveyors;

(2) The results of each audit or survey conducted; and

(3) Documentation showing continuing actions relative to an audit or survey, such as resolution of deficiencies and non-conformities.

(b) Each TPO must also retain the results of audits of their organization conducted by the Coast Guard.

(c) Records required by this part must be retained for a period of 5 years.