In May 1997 the Illinois Livestock Management Facilities act became effective. The act focused on four main areas: facility design standards of lagoon storage, setback distances, facility operator education and waste management plans. Illinois extension under contract to Illinois Department of Agriculture developed the Certified Livestock Manager (CLM) training prgram to accomplish producer education set out under the act. The CLM program is mandatory for operations exceeding 300 animal units, and the workshops provide information regarding environmental stewardship, manure management systems, worker health and safety, manure nutrient management programs odour control and Illinois livestock waste regulations.