Keeping Polystyrene Out of Ontario's Lakes and Rivers Act , 2021, S.O. 2021, c. 16. Country/Territory Canada Territorial subdivision Ontario Document type Legislation Date 2021 Source FAO, FAOLEX Subject Water, Waste & hazardous substances Keyword Pollution control Freshwater pollution Geographical area Americas, Arctic, Asia and the Pacific, East Pacific, North America, North Atlantic Abstract These Regulations have the purpose to protect Ontario's Lakes and Rivers from polystyrene; a person who sells or offers to sell a floating dock, floating platform or buoy shall ensure that any expanded or extruded polystyrene in the dock, platform or buoy is fully encapsulated; a person who constructs or reconstructs a floating dock, floating platform or buoy shall ensure that any expanded or extruded polystyrene in the dock, platform or buoy is fully encapsulated. Full text English Website www.ontario.ca