LIQUID WASTE DISPOSAL & TREATMENT REGULATIONS. VARIANCE APPLICATION PROCEDURE. If the proposed liquid waste disposal system does not meet a specific requirement of the Liquid Waste Disposal and. Treatment Regulations but the applicant believes the proposed liquid waste system will provide equal or better. protection for public health and will not degrade any body of water, the applicant may apply for a variance to the. specific requirement. Below is the procedure to follow in requesting a variance. 1. Complete a Liquid Waste Disposal & Treatment Permit Application. 2. Determine what section(s) of the Liquid Waste Disposal Regulations the proposed system does not meet. 3. Complete a Variance Application.