Prior converted cropland, farmed wetlands, adjacent wetlands. NWI Cowardin codes: PEM, PFO, PSS, PUB, R.
1985 Food Security Act: operation-wide penalty for converting wetlands without authorization.
Farming exemptions, recapture provision, individual vs nationwide permits.
Delineation costs $5K-$30K, mitigation banking credits $30K-$100K/acre, ratios 1.5:1 to 3:1.