Agencies | Governor
Virginia Regulatory Town Hall
Department of Environmental Quality
State Water Control Board
Certification of Nonpoint Source Nutrient Credits (formerly 4VAC50-80) [9 VAC 25 ‑ 900]
This action is exempt from the executive branch review process.
Certification of Nonpoint Source Nutrient Credits - CH320
General Information
Action Summary This amendment to the regulation for Certification of Nonpoint Source Nutrient Credits (9VAC25-900) is necessary in order to meet a legislative mandate. This change allows any facility that is issued a VPDES permit regulating stormwater discharges that requires nitrogen and phosphorus monitoring at the facility to acquire, use, and transfer credits for compliance with any wasteload allocations established as effluent limitations in their VPDES permit.
Chapters Affected Only affects this chapter.
Exempt from APA Yes, this action is exempt from Article 2 of the Administrative Process Act.
Exempt Citation: 2.2-A 4 a of the Code of Virginia
RIS Project Yes  [6788]
Associated Mandates Nutrient credits; use by facility with certain stormwater discharge permit.
New Periodic Review This action will not be used to conduct a new periodic review.
Stages associated with this regulatory action.
Stage ID Stage Type Status
9328 Final Stage complete. This regulation became effective on 09/29/2021.
Contact Information
Name / Title: Allan Brockenbrough 
Address: 1111 East Main Street, Suite 1400
P.O. Box 1105
Richmond, VA 23218
Email Address:
Phone: (804)698-4147    FAX: (804)698-4178    TDD: ()-