CFR › Title 46 › Part 8 › §8.31046 CFR §8.310Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThis subpart applies to:(a)Recognized classification societies; and(b)All U.S. flag vessels that are certificated for international voyages and are classed by a recognized classification society that is authorized by the Coast Guard to issue the applicable international certificate as specified in this subpart.