46 CFR § 3.05-1 - Letter of designation.

---
identifier: "/us/cfr/t46/s3.05-1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 3.05-1 - Letter of designation."
title_number: 46
title_name: "Shipping"
section_number: "3.05-1"
section_name: "Letter of designation."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "A"
subchapter_name: "PROCEDURES APPLICABLE TO THE PUBLIC"
part_number: "3"
part_name: "DESIGNATION OF OCEANOGRAPHIC RESEARCH VESSELS"
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. 2113, 3306; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGD 77-081, 46 FR 56202, Nov. 16, 1981, unless otherwise noted."
cfr_part: "3"
---


# 3.05-1 Letter of designation.

A letter issued by an Officer in Charge, Marine Inspection, designating an uninspected vessel as an oceanographic research vessel.