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Guide to Required Permits
Using the diagram above, determine where your project will take place: streambed, streambanks, wetlands, or floodplain. The letters in the diagram refer to the required permits listed below (A through L) and described on the following pages. Permits that may be necessary:
A. Montana Natural Streambed and Land Preservation Act (310)
B. Montana Stream Protection Act (SPA 124 Permit)
C. Montana Floodplain and Floodway Management Act (Floodplain Development Permit)
D. Federal Clean Water Act (404 Permit)
E. Federal Rivers and Harbors Act (Section 10 Permit)
F. Short-Term Water Quality Standard for Turbidity (318 Authorization)
G. Montana Land-Use License or Easement on Navigable Waters
H. Montana Water Use Act (Water Right Permit and Change Authorization)
I. Montana Water Use Act (Water Reservations)
J. Stormwater Discharge General Permits
