Folksamerica Reinsurance Company, as Successor in Interest to Christiania General Insurance Company of New York v. Clean Water of New York, Inc.

WESLEY, Circuit Judge.

Milton Rivera was injured cleaning the oil tank of a barge moored in New York Harbor. Soon thereafter, defendant-ap-pellee Clean Water of New York, Inc., which had subcontracted the work to Rivera’s employer, found itself involved in a negligence action in a New York State court. See Folksamerica Reinsurance Co. v. Clean Water of New York, Inc., 281 F.Supp.2d 530, 531 (E.D.N.Y.2003). Clean Water notified its insurer of the action, and the insurer’s- successor in interest, plaintiff-appellant Folksamerica Reinsurance Company, went to federal court seeking a declaration…