Fla. Stat. § 403.8163

Lands created by spoil or used as dredge spoil sites must be given priority consideration as sites for disposal of spoil in maintenance dredge operations, except when the 1Division of Beaches and Shores of the Department of Environmental Protection determines that the spoil, or some substantial portion thereof, may be placed as compatible sediment into the littoral system of an adjacent sandy beach or coastal barrier dune system for the preservation and protection of such beach or dune system.