In order to protect the health, safety and welfare of its citizens, a contract agent may enforce, consistent with state enforcement, standards for subsurface sewage disposal systems, alternative sewage disposal systems and nonwater-carried sewage disposal facilities established in ORS 454.605 (Definitions for ORS 454) to 454.755 (Fees for certain reports on sewage disposal) or in rules of the Environmental Quality Commission. [1981 c.147 §2; 1999 c.551 §5]