Any establishment or place where horse meat or horse meat food products are processed, handled, transported, sold, exposed, or offered for sale at retail for human food shall be maintained and operated in a sanitary manner to prevent contamination of the food commodities that might render them unfit for human consumption. If such an establishment is maintained or operated in an unsanitary manner that causes or permits contamination of the food commodities, rendering them unfit for human consumption, the person responsible for the maintenance or operation violates this chapter or rules adopted pursuant thereto, and his license to operate the establishment may be suspended or revoked as provided in this chapter. The period of suspension of a license to operate any horse meat or horse meat food processing establishment that is caused by violation of the sanitary provisions of this chapter or rules adopted pursuant thereto, relating either to the unsanitary condition of the establishment or to the unsanitary condition of any horse carcass, horse meat, or horse meat food product processed therein, shall be contingent upon the correction by the licensee of the causes for the suspension.