(a) It is unlawful for any person to:

(1) Begin construction or construct any house or establishment, mobile or permanent, to be served by a subsurface sewage disposal system prior to approval of plans for the proposed location of the house or establishment and location of disposal system on the lot and approval of the specific lot as to its suitability for construction of the subsurface sewage disposal system by the commissioner;

(2) Begin construction or construct any house or establishment, mobile or permanent, in a subdivision until the subdivision plans have been approved by the commissioner;

(3) Construct, alter, extend or repair subsurface sewage disposal systems prior to securing a permit from the commissioner;

(4) Construct, alter, extend or repair subsurface sewage disposal systems in violation of the provisions of the permit;

(5) Engage in the business of removing accumulated wastes from subsurface sewage disposal systems unless a permit has been secured from the commissioner;

(6) Engage in the business of removing wastes from subsurface sewage disposal systems and dispose of such wastes in any place and manner that do not meet the approval of the commissioner;

(7) Dispose of sewage or effluent from a subsurface sewage disposal system into any existing or abandoned well or well dug or drilled for that purpose, caves, sinkholes, ditches, streams or surface of the ground; or

(8) Engage in the business of constructing, altering, extending or repairing subsurface sewage disposal systems prior to securing a permit for such business from the commissioner.

(b) Notwithstanding any provision of this part to the contrary, if the department is unable to inspect a subsurface sewage disposal system which requires repair within four (4) business days of notification to the department that a repair is necessary, then the person notifying the department may proceed with such repair as though the department had made its inspection and approved the repair. The department shall give priority in inspection of subsurface sewage disposal systems to repair of such systems over issuance of permits for new construction for installation of such systems.