33 C.F.R. § 401.60 Listening watch and notice of arrival.
Title 33 - Navigation and Navigable Waters
(a) Vessels shall be on radio listening watch on the applicable assigned frequency while within a Seaway traffic control sector as shown on the General Seaway Plan and shall give notice of arrival in the manner prescribed in §401.64 upon reaching any designated calling in point. (b) Notice of arrival shall be deemed to have been given when it is acknowledged by a Seaway station.
Title 33: Navigation and Navigable Waters
PART 401—SEAWAY REGULATIONS AND RULES
Subpart A—Regulations
Radio Communications
§ 401.60 Listening watch and notice of arrival.
