Wetland Mitigation Credits Stormwater Nutrient Credits
Purpose Offset impacts to wetlands caused by development Offset nutrient pollution from stormwater discharges
Regulatory Drivers Federal and State State only
When Used Required when wetland impacts can't be avoided Required when nutrient reductions are needed beyond onsite treatment capacity
Credit Source Approved mitigation banks Approved Regional Stormwater Management Systems (RSMS)
Transaction Steps Credit availability → Purchase agreement → Credit Reservation → Submit in permit Credit availability → Purchase agreement → Credit Reservation → Submit in permit
Service Area Trading constrained by approved service area Trading constrained by approved service area
Long Term Operations & Maintenance Wetland mitigation bank owner responsible for perpetual O&M RSMS owner responsible for perpetual O&M