Environmental process | Environmental review | Floodplains
Floodplains legal authority
Federal
- Executive Order 11988: Floodplain Management
 - FHWA 23 CFR 650 subpart A, Location and Hydraulic Design of Encroachments on Flood Plains
 - FHWA Technical Advisory T6640.8A (pages 29-30)
 - USDOT Order 5650.2
 
State
- Minnesota Statutes, section 103F.101 through 103F.155: The Floodplain Management Law
 - Minnesota Rules, Chapter 6115.0203: Bridges and Culverts
 - Minnesota Rules, Chapter 6115.0231: Specific Standards
 - Minnesota Rules, Chapter 6115.0232: Relationship to Standards and Criteria for Other Activities Involving Changes in Course, Current, or Cross Section
 - Minnesota Rules, Chapter 6115.0240: Application for Protected Waters Permit
 
