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59 Active / Under Development Chapters and 45 Inactive / Repealed Chapters
Show Inactive/Repealed chapters at the bottom
VAC Citation
Chapter Title
Last Activity
Date
9 VAC 25‑260
Water Quality Standards
Fast-Track
Effective
1/16/2025
9 VAC 25‑610
Ground Water Withdrawal Regulations
Final
Effective
12/18/2024
9 VAC 25‑630
Virginia Pollution Abatement Regulation and General Permit for Poultry Waste Management
Final
Effective
12/18/2024
9 VAC 25‑660
Virginia Water Protection General Permit for Impacts Less Than One-Half Acre
Final
Effective
12/18/2024
9 VAC 25‑670
Virginia Water Protection General Permit for Facilities and Activities of Utility and Public Service Companies Regulated by the Federal Energy Regulatory Commission or the State Corporation Commission and Other Utility Line Activities
Final
Effective
12/18/2024
9 VAC 25‑680
Virginia Water Protection General Permit for Linear Transportation Projects
Final
Effective
12/18/2024
9 VAC 25‑690
Virginia Water Protection General Permit for Impacts from Development and Certain Mining Activities
Final
Effective
12/18/2024
9 VAC 25‑151
Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Discharges of Stormwater Associated with Industrial Activity
Final
Effective
12/18/2024
9 VAC 25‑190
Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Nonmetallic Mineral Mining
Final
Effective
12/18/2024
9 VAC 25‑192
Virginia Pollution Abatement (VPA) Regulation and General Permit for Animal Feeding Operations and Animal Waste Management
Final
Effective
12/18/2024
9 VAC 25‑193
Virginia Pollutant Discharge Elimination System (VPDES) General Permit for Concrete Products Facilities
Final
Effective
12/18/2024
9 VAC 25‑210
Virginia Water Protection Permit Regulation
Final
Effective
12/18/2024
9 VAC 25‑194
Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Vehicle Wash Facilities and Laundry Facilities
Final
Effective
12/18/2024
9 VAC 25‑196
Virginia Pollutant Discharge Elimination System (VPDES) General Permit for Non-Contact Cooling Water Discharges of 50,000 Gallons Per Day or Less
Final
Effective
12/18/2024
9 VAC 25‑110
Virginia Pollutant Discharge Elimination System General Permit for Sewage Discharges Less Than or Equal to 1,000 Gallons Per Day
Final
Effective
12/18/2024
9 VAC 25‑115
Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Seafood Processing Facilities
Final
Effective
12/18/2024
9 VAC 25‑120
Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Discharges From Groundwater Remediation of Contaminated Sites, Dewatering Activities of Contaminated Sites, and Hydrostatic Tests
Final
Effective
12/18/2024
9 VAC 25‑31
Virginia Pollutant Discharge Elimination System (VPDES) Permit Regulation
Final
Effective
12/18/2024
9 VAC 25‑32
Virginia Pollution Abatement (VPA) Permit Regulation
Final
Effective
12/18/2024
9 VAC 25‑790
Sewage Collection and Treatment Regulations
Final
Effective
12/18/2024
9 VAC 25‑800
Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Discharges Resulting from the Application of Pesticides to Surface Waters
Final
Effective
12/18/2024
9 VAC 25‑860
Virginia Pollutant Discharge Elimination System General Permit for Potable Water Treatment Plants
Final
Effective
12/18/2024
9 VAC 25‑820
General Virginia Pollutant Discharge Elimination System (VPDES) Watershed Permit Regulation for Total Nitrogen and Total Phosphorus Discharges and Nutrient Trading in the Chesapeake Bay Watershed in Virginia
Final
Effective
12/18/2024
9 VAC 25‑880
General VPDES Permit for Discharges of Stormwater from Construction Activities (formerly Part XIV, 4VAC50-60)
Final
Effective
12/18/2024
9 VAC 25‑890
Virginia Pollutant Discharge Elimination System (VPDES) General Permit for Discharges of Stormwater from Small Municipal Separate Storm Sewer Systems (MS4s) (formerly Part XV, 4VAC50-60)
Final
Effective
12/18/2024
9 VAC 25‑875
Virginia Erosion and Stormwater Management Regulation
Final
Effective
12/18/2024
9 VAC 25‑780
Local and Regional Water Supply Planning
Final
Effective
10/9/2024
9 VAC 25‑720
Water Quality Management Planning Regulation
Final
Effective
9/25/2024
9 VAC 25‑830
Chesapeake Bay Preservation Area Designation and Management Regulations (formerly 4VAC50-90)
Final
Effective
9/25/2024
9 VAC 25‑900
Certification of Nonpoint Source Nutrient Credits (formerly 4VAC50-80)
Final
Effective
9/25/2024
9 VAC 25‑91
Facility and Aboveground Storage Tank (AST) Regulation
NOIRA
Stage Withdrawn
12/4/2023
9 VAC 25‑580
Underground Storage Tanks: Technical Standards and Corrective Action Requirements
Periodic Review
Agency Completed
9/21/2023
9 VAC 25‑590
Petroleum Underground Storage Tank Financial Responsibility Requirements
Periodic Review
Agency Completed
9/21/2023
9 VAC 25‑101
Tank Vessel Oil Discharge Contingency Plan and Financial Responsibility Regulation
Periodic Review
Agency Completed
8/21/2023
9 VAC 25‑600
Designated Ground Water Management Areas
Periodic Review
Agency Completed
2/22/2023
9 VAC 25‑910
General Permit for Use of Surficial Aquifer on the Eastern Shore
Final
Effective
12/21/2022
9 VAC 25‑20
Fees for Permits and Certificates
Final
Effective
11/23/2022
9 VAC 25‑640
Aboveground Storage Tank and Pipeline Facility Financial Responsibility Requirements
Final
Effective
11/23/2022
9 VAC 25‑650
Closure Plans and Demonstration of Financial Capability
Final
Effective
11/23/2022
9 VAC 25‑220
Surface Water Management Area Regulation
Final
Effective
11/23/2022
9 VAC 25‑740
Water Reclamation and Reuse Regulation
Final
Effective
11/23/2022
9 VAC 25‑380
Wetlands Policy
Final
Effective
11/23/2022
9 VAC 25‑370
Policy for the Protection of Water Quality in Virginia's Shellfish Growing Waters
Final
Effective
11/23/2022
9 VAC 25‑390
Water Resources Policy
Final
Effective
11/23/2022
9 VAC 25‑200
Water Withdrawal Reporting
Final
Effective
11/23/2022
9 VAC 25‑71
Regulations Governing the Discharge of Sewage and Other Wastes from Boats
Final
Effective
11/23/2022
9 VAC 25‑40
Regulation for Nutrient Enriched Waters and Dischargers within the Chesapeake Bay Watershed
Final
Effective
11/23/2022
9 VAC 25‑280
Ground Water Standards
Final
Effective
11/23/2022
9 VAC 25‑770
Financial Responsibility Requirements for Mitigation Associated with Tidal Dredging Projects
Final
Effective
11/23/2022
9 VAC 25‑920
General Permit for Use of the Surficial Aquifer in a Groundwater Management Area
Final
Effective
11/9/2022
9 VAC 25‑410
Occoquan Policy
Final
Effective
8/31/2022
9 VAC 25‑11
Public Participation Guidelines
Periodic Review
Agency Completed
12/22/2021
9 VAC 25‑415
Policy for the Potomac River Embayments
Final
Effective
4/14/2021
9 VAC 25‑401
Sewage Treatment in the Dulles Area Watershed
Final
Effective
3/4/2020
9 VAC 25‑15
Regulation for Dispute Resolution
Periodic Review
Agency Completed
11/25/2019
9 VAC 25‑230
Procedural Rule No. 1 - Public and Formal Hearing Procedures
Periodic Review
Agency Completed
10/1/2019
9 VAC 25‑710
Reserved
NOIRA
Stage Withdrawn
8/17/2007
9 VAC 25‑700
Reserved
NOIRA
Stage Withdrawn
8/17/2007
9 VAC 25‑215
Reserved