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Permit Information & Applications
Encroachment Permits
Find the Public Works Department's encroachment permit application and policies.
Encroachment Permits

Transportation Permits
Find transportation permit forms and resources as well as permit service companies authorized by Colusa County.
Transportation Permits

Floodplain Development Permits
Access floodplain permits, elevation certificates, and flood insurance forms provided by the Public Works Department and the Federal Emergency Management Agency.
Floodplain Development Permits