View all text of Subjgrp 17 [§ 401.78 - § 401.85]
§ 401.83 - Reporting position at anchor, wharf, etc.
A vessel anchoring in a designated anchorage area, or elsewhere, and a vessel mooring at a wharf or dock, tying-up to a canal bank or being held on a canal bank in any manner shall immediately report its position to the traffic controller and it shall not resume its voyage without the traffic controller's permission.