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Federal regulations · Through 2026-08-25 · Newer source version available

33 CFR 183.520: Fuel tank vent systems.

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Where this section sits in the code
  1. Title 33—Navigation and Navigable Waters
  2. CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
  3. SUBCHAPTER S—BOATING SAFETY
  4. PART 183—BOATS AND ASSOCIATED EQUIPMENT
  5. Subpart J—Fuel Systems

(a) Each fuel tank must have a vent system that prevents pressure in the tank from exceeding 80 percent of the pressure marked on the tank label under § 183.514(b)(5).

(b) Each vent must:

(1) Have a flame arrester that can be cleaned unless the vent is itself a flame arrestor; and

(2) Not allow a fuel overflow at the rate of up to two gallons per minute to enter the boat.

Collected 2026-08-27T02:25:35Z. Source file · JSON

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