Prohibits the installation of polystyrene foam on a dock, buoy, float, or other floatation device unless the foam is encapsulated by a protective covering or is designed to prevent the polystyrene from disintegrating into the waters of the state.

Requires existing installations of nonencapsulated polystyrene foam to be removed or replaced by January 1, 2015.

Requires the department of fish and wildlife to condition permits to prohibit the use of polystyrene foam in the structures of devices to be constructed or operated under the permit unless the foam is encapsulated.