9 Va. Admin. Code § 25-31-750
The following federal regulations are hereby incorporated into this chapter:
§ 62.1-44.15 of the Code of Virginia; § 402 of the federal Clean Water Act; 40 CFR Parts 122, 123, 124, 403, and 503.
Derived from Virginia Register Volume 12, Issue 20, eff. July 24, 1996; amended, Virginia Register Volume 16, Issue 25, eff. September 27, 2000; Volume 18, Issue 9, eff. February 15, 2002; Volume 28, Issue 10, eff. February 15, 2012.