Code of Federal Regulations Title 46. Shipping § 46.185.260 Reports of potential vessel casualty

(a) An owner, charterer, managing operator, or agent of a vessel shall immediately notify either of the following Coast Guard offices if there is reason to believe the vessel is lost or imperiled:

(b) Reasons for belief that a vessel is in distress include, but are not limited to, lack of communication with or nonappearance of the vessel.

(c) The owner, charterer, managing operator, or agent notifying the Coast Guard under paragraph (a) of this section, shall provide the name and identification number of the vessel, a description of the vessel, the names or number of individuals on board, and other information that may be requested by the Coast Guard.