CFR › Title 46 › Part 197 › §197.20846 CFR §197.208Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)The owner or agent of a vessel or facility without a designated master shall designate, in writing, an individual to be the person-in-charge of the vessel or facility.(b)Where a master is designated, the master is the person-in-charge.