Minn. Stat. § 31.54: RULES.

The commissioner may, in order to supplement federal regulation and inspection of any plant, processor or place of business, promulgate rules covering the construction and operation of such plants or processor, the water supply, sanitary conditions and disposal of sewage, offal, vapors, odors and gases and all other sanitary conditions and precautions for the purpose of insuring the purity of the products prepared at any such plant or place of business in which such operations will be or are conducted, where such operations are not then federally inspected or licensed.