33 CFR 25.105: Definitions.

Accrual date. The day on which the alleged wrongful act or omission results in injury or damage for which a claim is made or when the claimant discovers, or in the exercise of reasonable diligence should have discovered, the alleged wrongful act or omission.

Claim. A written notification of an incident accompanied by demand for the payment of a sum certain of money, other than for ordinary obligations incurred for services, supplies, or equipment.

Settle. To consider, ascertain, adjust, determine, compromise (when specifically authorized by law), and dispose of a claim by disapproval or approval, in whole or in part.

Settlement authority. A person authorized to settle a claim.