12 Va. Admin. Code § 5-610-660
The criteria contained in this section shall apply to all onsite sewage disposal systems. Deviations from these criteria may be considered by the district or local health department on a case-by-case basis.
§§ 32.1-12 and 32.1-164 of the Code of Virginia.
Derived from VR355-34-02 § 4.1, eff. February 5, 1986; amended, Virginia Register Volume 4, Issue 14, eff. May 11, 1988.