18 Va. Admin. Code § 85-20-230
§ 54.1-2400 and Chapter 29 of Title 54.1 of the Code of Virginia.
Derived from VR465-02-1 § 5.2, eff. January 18, 1989; amended, Virginia Register Volume 6, Issue 4, eff. December 20, 1989; Volume 6, Issue 8, eff. February 14, 1990; Volume 6, Issue 26, eff. October 24, 1990; Volume 7, Issue 26, eff. October 23, 1991; Volume 10, Issue 9, eff. February 23, 1994; Volume 10, Issue 24, eff. September 21, 1994; Volume 11, Issue 25, eff. October 4, 1995; Volume 14, Issue 21, eff. August 5, 1998; Volume 16, Issue 4, eff. December 8, 1999; Volume 20, Issue 10, eff. February 25, 2004.