33 CFR § 401.57 - Disembarking or boarding.

---
identifier: "/us/cfr/t33/s401.57"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 401.57 - Disembarking or boarding."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "401.57"
section_name: "Disembarking or boarding."
chapter_name: "GREAT LAKES ST. LAWRENCE SEAWAY DEVELOPMENT CORPORATION, DEPARTMENT OF TRANSPORTATION"
part_number: "401"
part_name: "SEAWAY REGULATIONS AND RULES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
cfr_part: "401"
---


# 401.57 Disembarking or boarding.

(a) Except as authorized by an officer, no person, other than a member of the crew of a vessel passing through, shall disembark or board any vessel while the vessel is passing through.

(b) No member of the crew of a vessel passing through shall disembark or board except for the purpose of carrying out essential duties as directed by the Master.

(c) Persons disembarking or boarding shall be assisted by a member of the vessel's crew under safe conditions.

(d) Persons intending on disembarking or boarding a vessel shall only do so after they have confirmed with the Captain that the vessel is fully secured in the lock with Hands-Free Mooring or with mooring lines.

[39 FR 10900, Mar. 22, 1974, as amended at 70 FR 12972, Mar. 17, 2005; 76 FR 13089, Mar. 10, 2011; 89 FR 15961, Mar. 6, 2024]