46 C.F.R. § 4.03-2 Serious marine incident.
Title 46 - Shipping
The term serious marine incident includes the following events involving a vessel in commercial service: (a) Any marine casualty or accident as defined in §4.03–1 which is required by §4.05–1 to be reported to the Coast Guard and which results in any of the following: (1) One or more deaths; (2) An injury to a crewmember, passenger, or other person which requires professional medical treatment beyond first aid, and, in the case of a person employed on board a vessel in commercial service, which renders the individual unfit to perform routine vessel duties; (3) Damage to property, as defined in §4.05–1(a)(7) of this part, in excess of $100,000; (4) Actual or constructive total loss of any vessel subject to inspection under 46 U.S.C. 3301; or (5) Actual or constructive total loss of any self-propelled vessel, not subject to inspection under 46 U.S.C. 3301, of 100 gross tons or more. (b) A discharge of oil of 10,000 gallons or more into the navigable waters of the United States, as defined in 33 U.S.C. 1321, whether or not resulting from a marine casualty. (c) A discharge of a reportable quantity of a hazardous substance into the navigable waters of the United States, or a release of a reportable quantity of a hazardous substance into the environment of the United States, whether or not resulting from a marine casualty. [CGD 86–067, 53 FR 47077, Nov. 21, 1988, as amended by CGD 97–057, 62 FR 51041, Sept. 30, 1997]
Title 46: Shipping
PART 4—MARINE CASUALTIES AND INVESTIGATIONS
Subpart 4.03—Definitions
§ 4.03-2 Serious marine incident.

