All waste cooking grease and inedible animal by-product produced in the course of doing business in commercial establishments, except nonlicensed or permitted farms, shall be disposed of by utilization of an approved method. Approved methods of disposal shall be limited to the following:
(1) Discharging the waste cooking grease or inedible animal by-product into a municipal sewer when the receiving municipality has agreed in writing to accept the waste and under the conditions specified by the municipality.
(2) Depositing the waste cooking grease or inedible animal by-product into a landfill approved by the department to receive the waste and under the conditions as shall be specified by the landfill permit.
(3) Offering the waste cooking grease or inedible animal by-product for removal or transportation by a licensed, permitted, or registered renderer for the purposes of recycling.
(4) Other methods of disposal approved by the appropriate state regulatory agency.