Section 62.1-44.15:56 - [Repealed]1973, c. 486, § 21-89.6; 1979, c. 432; 1988, c. 891, § 10.1-564; 1993, c. 925; 2012, cc. 785, 819; 2013, cc. 756, 793.Repealed by Acts 2016 c. 758, § 2, eff. .Repealed by Acts 2016 c. 68, § 2, eff. , or 30 days after the adoption by the State Water Control Board of the regulations required by the ninth enactment of this act, whichever occurs later..Added by Acts 2013 c. 793, § 1, eff. 7/1/2013.Added by Acts 2013 c. 756, § 1, eff. 7/1/2013.