46 CFR 108.427: International shore connection for fire mains

Last reviewed: October 14, 2026

This section sets requirements for the fire main system on a unit in international service. It must have at least one international shore connection meeting ASTM F 1121, a cutoff valve and check valve for each connection, and facilities to use the connection on either side of the unit.

Applies toA fire main system on a unit in international service.

What it says

  1. A fire main system on a unit in international service must have at least one international shore connection that meets ASTM F 1121.

    46 CFR 108.427(a)“At least one international shore connection that meets ASTM F 1121 (incorporated by reference, see § 105.01-3).”

  2. The fire main system must have a cutoff valve and check valve for each connection.

    46 CFR 108.427(b)“A cutoff valve and check valve for each connection; and”

  3. The fire main system must have facilities available that enable the connection to be used on either side of the unit.

    46 CFR 108.427(c)“Facilities available enabling the connection to be used on either side of the unit.”

Common questions

How many international shore connections must a fire main system have?

A fire main system on a unit in international service must have at least one international shore connection that meets ASTM F 1121.

“At least one international shore connection that meets ASTM F 1121 (incorporated by reference, see § 105.01-3).”

What valves are required for an international shore connection?

The fire main system must have a cutoff valve and check valve for each connection.

“A cutoff valve and check valve for each connection; and”

Must the international shore connection be usable on both sides of the unit?

Yes. The system must have facilities available enabling the connection to be used on either side of the unit.

“Facilities available enabling the connection to be used on either side of the unit.”

The text of 46 CFR 108.427

Electronic Code of Federal Regulations (eCFR), current as of April 16, 2026 · Read it on eCFR

International shore connection

A fire main system on a unit in international service must have—

(a) At least one international shore connection that meets ASTM F 1121 (incorporated by reference, see § 105.01-3).

(b) A cutoff valve and check valve for each connection; and

(c) Facilities available enabling the connection to be used on either side of the unit.

Sections it refers to

The plain-English explanation on this page was written with AI from the regulation text above and checked automatically before publishing: every quote appears in the text, every number comes from it, and a second model confirmed each statement adds nothing the text doesn't say. Regulation text current as of April 16, 2026. The regulation text governs. RegKnot is not affiliated with the U.S. Coast Guard.