46 CFR § 3.05-3 - Oceanographic research vessel.

---
identifier: "/us/cfr/t46/s3.05-3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 3.05-3 - Oceanographic research vessel."
title_number: 46
title_name: "Shipping"
section_number: "3.05-3"
section_name: "Oceanographic research vessel."
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: "2026-04-05"
last_updated: "2026-04-05"
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"
---


# 3.05-3 Oceanographic research vessel.

“An oceanographic research vessel is a vessel which the U.S. Coast Guard finds is employed exclusively in one or more of the following:

(a) Oceanographic instruction;

(b) Limnologic instruction;

(c) Oceanographic research; or,

(d) Limnologic research.”