County building permits in Montana
Select a county to see exactly who issues building permits and open the official permit portal.
Yellowstone County
City of Billings Building Division (Yellowstone County does not issue building permits)
Missoula County
Missoula County Public Works Building Division (unincorporated areas); City of Missoula issues within city limits
Lewis and Clark County
Lewis and Clark County Community Development & Planning (unincorporated areas); City of Helena issues within city limits