46 CFR § 90.05-20 - Applicability to offshore supply vessels.

---
identifier: "/us/cfr/t46/s90.05-20"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 90.05-20 - Applicability to offshore supply vessels."
title_number: 46
title_name: "Shipping"
section_number: "90.05-20"
section_name: "Applicability to offshore supply vessels."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "I"
subchapter_name: "CARGO AND MISCELLANEOUS VESSELS"
part_number: "90"
part_name: "GENERAL PROVISIONS"
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. 2103, 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277, sec. 1-105; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGFR 65-50, 30 FR 16970, Dec. 30, 1965, unless otherwise noted."
cfr_part: "90"
---


# 90.05-20 Applicability to offshore supply vessels.

(a) Existing offshore supply vessels as defined by § 90.10-40(b), if they are of 100 GRT (100 GT ITC if GRT is not assigned) as defined in § 125.160 of this chapter or more, are subject to inspection under this subchapter. New offshore supply vessels as defined by § 90.10-40(c), are subject to inspection under subchapter L of this chapter.

(b) Each offshore supply vessel permitted grandfathering under paragraph (a) of this section must have completed construction and have a Certificate of Inspection by—

(1) March 16, 1998, if the vessel is of less than 500 GRT (6,000 GT ITC if GRT is not assigned) as defined in § 125.160 of this chapter; or

(2) August 18, 2016, if the vessel is of at least 6,000 GT ITC (500 GRT if GT ITC is not assigned) as defined in § 125.160 of this chapter.

[CGD 82-004 and CGD 86-074, 62 FR 49321, Sept. 19, 1997, as amended by USCG-2012-0208, 79 FR 48925, Aug. 18, 2014]