2 Va. Admin. Code § 5-390-60
As provided by subdivision 1 f of § 3.2-4015 of the Code of Virginia, agricultural seed of the following kinds may contain weed seeds not to exceed the following limitations:
§ 3.2-4001 of the Code of Virginia.
Derived from VR115-04-09 § 6, eff. November 13, 1985; amended, Virginia Register Volume 2, Issue 4, eff. December 24, 1985; Volume 2, Issue 17, eff. June 25, 1986; Volume 3, Issue 1, eff. November 12, 1986; Volume 7, Issue 7, eff. January 31, 1991; Volume 25, Issue 11, eff. March 4, 2009.