18 Va. Admin. Code § 115-30-110
§§ 54.1-2400 and 54.1-3505 of the Code of Virginia.
Derived from VR560-01-03 § 4.1, eff. May 8, 1991; amended, Virginia Register Volume 10, Issue 14, eff. May 4, 1994; Volume 13, Issue 7, eff. January 22, 1997; Volume 16, Issue 7, eff. January 19, 2000; Volume 16, Issue 13, eff. April 12, 2000; Volume 19, Issue 18, eff. June 18, 2003; Volume 25, Issue 22, eff. August 5, 2009; Volume 26, Issue 1, eff. October 14, 2009; Volume 36, Issue 11, eff. February 19, 2020.