33 CFR § 155.805 - Closure devices.

---
identifier: "/us/cfr/t33/s155.805"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 155.805 - Closure devices."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "155.805"
section_name: "Closure devices."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "O"
subchapter_name: "POLLUTION"
part_number: "155"
part_name: "OIL OR HAZARDOUS MATERIAL POLLUTION PREVENTION REGULATIONS FOR VESSELS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "3 U.S.C. 301 through 303; 33 U.S.C. 1321(j), 1903(b), 2735; 46 U.S.C. 70011; 70034; E.O. 12777, 56 FR 54757, 3 CFR, 1991 Comp., p. 351; DHS Delegation No. 00170.1, Revision No. 01.4. Section 155.1020 also issued under section 316 of Pub. L. 114-120. Section 155.480 also issued under section 4110(b) of Pub. L. 101-380."
cfr_part: "155"
---


# 155.805 Closure devices.

(a) Each end of each transfer hose on board which is not connected for the transfer of oil or hazardous material must be blanked off with butterfly valves, wafer-type resilient seated valves, blank flanges, or other means acceptable to the COTP or OCMI.

(b) New, unused hose is exempt from the requirement in paragraph (a) of this section.

[CGD 75-124, 45 FR 7175, Jan. 31, 1980, as amended by CGD 86-034, 55 FR 36255, Sept. 4, 1990]