46 CFR §45.107
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The general structural strength of the hull must be sufficient for the draught corresponding to the freeboard assigned and must be approved by the Commandant. Ships built and maintained in conformity with the requirements of a classification society may be recognized by the Commandant as possessing adequate strength.