The provisions of Article 4 (9VAC5-60-200 et seq.) of 9VAC5 Chapter 60 (Emission Standards for Toxic Pollutants from Existing Sources, Rule 6-4) apply.
9 Va. Admin. Code § 5-40-6880
Statutory Authority
§ 10.1-1308 of the Code of Virginia; §§ 110, 111, 123, 129, 171, 172 and 182 of the Clean Air Act, 40 CFR Parts 51 and 60.