CFR › Title 46 › Part 15 › §15.91046 CFR §15.910Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkNo person may serve as a Master or Mate (Pilot) of any towing vessel without meeting the requirements of § 15.805(a)(5) or 15.810(d).