12 Va. Admin. Code § 5-610-900
Subsurface soil absorption systems are sewage disposal systems which utilize the soil to further treat and dispose of effluent from a treatment works in a manner that does not result in a point source discharge and does not create a nuisance, health hazard or ground or surface water pollution.
§§ 32.1-12 and 32.1-164 of the Code of Virginia.
Derived from VR355-34-02 § 4.25, eff. February 5, 1986; amended, Virginia Register Volume 4, Issue 14, eff. May 11, 1988.