CFR › Title 46 › Part 34 › §34.05-1046 CFR §34.05-10Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)All portable and semiportable extinguishers on board tank vessels shall be of an approved type.(b)The type, size, location and arrangement of portable and semiportable extinguishers shall be as set forth in subpart 34.50.