Exemption of pesticides and related products or substances used for agricultural purposes--Use of funds from tax on endoparasiticides and ectoparasiticides

There are hereby specifically exempted from the provisions of this chapter and from the computation of the amount of tax imposed by it, gross receipts from the sale of pesticides, as defined in § 38-20A-1 , to be used exclusively by the purchaser for agricultural purposes. Any product or substance to be used in conjunction with the application or use of pesticides for agricultural purposes is also exempt. The products or substances include adjuvants, surfactants, ammonium sulfate, inoculants, drift retardants, water conditioners, seed treatments, foam markers, and foam dyes. Equipment, other than farm machinery, attachment units, and irrigation equipment used exclusively for agricultural purposes for the application of pesticides and related products and substances is not exempt. The tax imposed by this chapter on endoparasiticides and ectoparasiticides shall be used for veterinary student tuition grants, for South Dakota residents in the South Dakota State University veterinary program, South Dakota State University veterinary program operations, and the operations and activities conducted by the State Animal Disease Research and Diagnostic Laboratory established in §