12:53:01:10.  Weed seed tolerance in commercial feeds. All screenings or byproducts of grains and seeds containing prohibited or restricted weed seeds, as defined in chapter 12:36:03, when used in commercial feed or sold as such to the ultimate consumer, must be ground fine enough or otherwise treated to destroy the viability of the weed seeds. The finished product may contain no viable prohibited weed seeds per pound and not more than the 4.5 viable restricted weed seeds per pound.

          Source: SL 1975, ch 16, § 1; 9 SDR 81, effective December 26, 1982; 12 SDR 128, 12 SDR 154, effective July 1, 1986; 19 SDR 61, effective October 26, 1992.

          General Authority: SDCL 39-14-53, 39-14-60.

          Law Implemented: SDCL 39-14-53.