UL 1111
Marine Carburetor Flame Arrestors
Published by UL Standards & Engagement (UL)
The CFR incorporates UL 1111 by reference, which makes the edition it names part of the regulation. The CFR requires the edition it names, which may not be the newest. To enforce any other edition, the agency must publish the change in the Federal Register.
The 2 editions the CFR requires
Different parts name different editions; each applies where its part says so. Newest first.
UL 1111, June 1988
As the CFR lists it: “UL 1111, Marine Carburetor Flame Arrestors, June 1988”
- Listed in 46 CFR 25.01-3(e)(1); required by46 CFR 25.35-1 ↗
UL 1111-1988
As the CFR lists it: “UL 1111-1988, Marine Carburetor Flame Arresters (“UL 1111”)”
- Listed in 46 CFR 175.600(m)(11); required by46 CFR 182.415 ↗
How to read it
- Read it freeUL Standards & Engagement Digital View ↗
Free viewing of UL standards for registered users of ShopULStandards.com.
- Where to get itShopULStandards.com ↗
A free or purchased copy may not be the edition the CFR names; check it against the edition above. Every incorporated standard can also be inspected at the National Archives (NARA) and at the agency named in the section that lists it.
UL 1111 is copyrighted by its publisher; RegKnot shows its title and the editions the CFR names, not its text. Read from the eCFR's incorporation-by-reference sections, current as of October 26, 2026. The regulation text governs. All standards the CFR requires.