Specifications and methods for the examination and test of petroleum products shall be determined by the department and shall be based upon standards from ASTM and NIST as of January 1, 2020. If promulgated as rules of the department in accordance with the provisions of chapter 1-26, the specifications shall be the specifications for the petroleum products sold in this state and official tests of the petroleum products shall be based upon the test specifications determined, adopted, and promulgated.
SDCL 37-2-7