The wisconsin crop improvement association 1) encourages production and promotes the use of high-grade planting stock, 2) cooperates with the wisconsin department of agriculture and the university of wisconsin college of agricultural and life sciences in carrying on and supporting a certification service, 3) promotes and encourages more efficient, scientific and profitable crop production in wisconsin, 4) develops, increases, processes, distributes and markets planting stock, and 5) assists the seed industry with production, variety research and selection and promotion for the betterment of conditions in the industry, upgrading their products and development of a higher degree of farming efficiency.

The wisconsin crop improvement association is responsible for seed certification throughout wisconsin by providing third party inspection, interviewing, and seed testing services. Seed production fields are inspected for varietal purity, isolation, and freedom from severe weed problems. the wisconsin crop improvement association's seed testing services involve sampling procedures and laboratory tests for varietal and mechanical purity and germination.