46 CFR §45.35
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Each vessel must have the summer (S), midsummer (MS), intermediate (I), and winter (W) loadlines for fresh water freeboards calculated under §§ 45.71 through 45.75 marked in accordance with § 45.39.