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State jurisdiction hub
Montana building permit directory
Use this state-level matrix to move from a county name to the responsible permitting office, digital gateway, applicable code framework, and inspection process.
Search the verified directory, then open the jurisdictional profile for contact and filing instructions.
County matrix
56 jurisdictional profiles
Open a county profile for the administrative overview, application gateway, fee exposure, and field inspection blueprint.
CountyJurisdictionPrimary authorityProfile
Beaverhead CountyFIPS 30001
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Beaverhead County Land Services handles county land-use and floodplain permits but the county’s growth policy states it has no countywide building-permit processView profile →Big Horn CountyFIPS 30003
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Big Horn County Government provides county administration but no certified county building-code program was identifiedView profile →Blaine CountyFIPS 30005
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Blaine County Floodplain Management and Subdivision Planning remain county functionsView profile →Broadwater CountyFIPS 30007
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Broadwater County Community Development & Planning administers county land-use and floodplain requirements, while Townsend is a separate certified city programView profile →Carbon CountyFIPS 30009
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Carbon County Planning & Development administers county development, zoning, floodplain, subdivision, and related permitsView profile →Carter CountyFIPS 30011
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Carter County provides county sanitation and land-use administration but no certified county building-code program was identifiedView profile →Cascade CountyFIPS 30013
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code enforcement; Cascade County Planning & GIS issues Location/Conformance permits and explicitly states it does not enforce building codesView profile →Chouteau CountyFIPS 30015
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Chouteau County Planning/Development administers county development and subdivision regulationsView profile →Custer CountyFIPS 30017
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Custer County Environmental Health & Zoning administers county site-plan, zoning, floodplain, and land-use reviewView profile →Daniels CountyFIPS 30019
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Daniels County Planning Board reviews county development applications and subdivision platsView profile →Dawson CountyFIPS 30021
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Dawson County Planning Department administers county/city growth, zoning, subdivision, and floodplain reviewView profile →Deer Lodge CountyFIPS 30023
CountyAnaconda-Deer Lodge County Planning Department and County Building Inspector; the county is certified for residential building-code enforcement, while Montana Department of Labor & Industry handles electrical, plumbing, and mechanical permittingView profile →Fallon CountyFIPS 30025
State FallbackMontana Department of Labor & Industry, Building Codes Bureau issues building permits; Fallon County Planning Department issues zoning-compliance and floodplain permitsView profile →Fergus CountyFIPS 30027
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for county-area building-code permits; the Lewistown/Fergus County Planning Board handles local planning, zoning, and floodplain mattersView profile →Flathead CountyFIPS 30029
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Flathead County explicitly has no county building department and limits its role to specified zoning/site-plan reviewsView profile →Gallatin CountyFIPS 30031
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Gallatin County Planning & Community Development administers county land-use, zoning, subdivision, and floodplain processesView profile →Garfield CountyFIPS 30033
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Garfield County government provides county administration but no separate county building-permit program was identifiedView profile →Glacier CountyFIPS 30035
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Glacier County government and the Glacier County Conservation District handle county administration, conservation, and streambed-related mattersView profile →Golden Valley CountyFIPS 30037
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Golden Valley County government provides county administration and identifies no separate county building-permit department on its official siteView profile →Granite CountyFIPS 30039
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Granite County Planning Department oversees county land use, zoning, divisions of land, and floodplain mattersView profile →Hill CountyFIPS 30041
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Hill County government provides county administration, while no separate county building-code program was verifiedView profile →Jefferson CountyFIPS 30043
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Jefferson County Planning Department administers land-use, zoning, subdivision, floodplain, and permit-coordination functions but does not administer building codesView profile →Judith Basin CountyFIPS 30045
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Judith Basin County Planning Board and county departments handle local planning and development coordinationView profile →Lake CountyFIPS 30047
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Lake County Planning Department administers county zoning, building notification, lakeshore, floodplain, subdivision, and other land-use permitsView profile →Lewis and Clark CountyFIPS 30049
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Lewis and Clark County Community Development and Planning coordinates county planning, zoning, subdivision, floodplain, buildings-for-lease-or-rent, and related land-use reviewsView profile →Liberty CountyFIPS 30051
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Liberty County government administers county planning and subdivision functions but no separate county building-code program was identifiedView profile →Lincoln CountyFIPS 30053
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Lincoln County Planning Department administers county planning, zoning, subdivision, and land-use regulationView profile →Madison CountyFIPS 30057
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Madison County Planning Department administers county planning, zoning, subdivision, floodplain, airport-affected-area, and buildings-for-rent-or-lease reviewsView profile →McCone CountyFIPS 30055
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; McCone County government provides county administration and land-use coordination, while building permits are administered through Montana’s state programView profile →Meagher CountyFIPS 30059
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Meagher County government and Consolidated Planning Board handle county planning and subdivision coordinationView profile →Mineral CountyFIPS 30061
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Mineral County Environmental Health and Planning Department handles septic, land-use, floodplain, subdivision, and buildings-for-rent-or-lease mattersView profile →Missoula CountyFIPS 30063
CountyMissoula County Public Works Building Division; the division issues building permits and performs inspections outside Missoula city limits, coordinating with Planning, Development & Sustainability and Environmental HealthView profile →Musselshell CountyFIPS 30065
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Musselshell County Planning & Development and Clerk & Recorder handle subdivision, survey, floodplain, rural addressing, and related county reviewsView profile →Park CountyFIPS 30067
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Park County Planning Department administers subdivisions, zoning, floodplains, rural improvement districts, and buildings-for-lease-or-rent reviewsView profile →Petroleum CountyFIPS 30069
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Petroleum County’s official Growth Policy states the county imposes no building-permit requirements beyond those required by the State of MontanaView profile →Phillips CountyFIPS 30071
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Phillips County Planning Board and county officials handle local land-use planning and related approvalsView profile →Pondera CountyFIPS 30073
CountyPondera County Building Inspection Program, certified for commercial building enforcement; Montana Department of Labor & Industry handles areas and permit types outside the county’s certified commercial scopeView profile →Powder River CountyFIPS 30075
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Powder River County Planning Board and contracted Stahly Engineering & Associates handle subdivision and land-use planningView profile →Powell CountyFIPS 30077
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Powell County Planning Department administers county development certificates, conditional-use permits, zoning, and growth-policy complianceView profile →Prairie CountyFIPS 30079
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Prairie County Land Planning Board handles county subdivision review and growth-policy advisory functionsView profile →Ravalli CountyFIPS 30081
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Ravalli County Planning Department administers land-use planning, subdivision review, floodplain management, citizen-initiated zoning districts, and buildings-for-lease-or-rent reviewsView profile →Richland CountyFIPS 30083
CountyRichland County Building Department for county building permits outside Sidney; Montana Department of Labor & Industry, Building Codes Bureau for state-administered areas and state code requirementsView profile →Roosevelt CountyFIPS 30085
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Roosevelt County Land Planning provides subdivision, zoning-change, variance, special-use, and development-planning reviewView profile →Rosebud CountyFIPS 30087
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building and electrical permits; Rosebud County Planning & Permitting administers subdivision, floodplain, zoning, development, construction, and septic-related county requirementsView profile →Sanders CountyFIPS 30089
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Sanders County Land Services administers subdivision, buildings-for-lease-or-rent, floodplain, airport-affected-area, and road-encroachment regulationsView profile →Sheridan CountyFIPS 30091
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Sheridan County-City of Plentywood Planning Office administers county/city growth-policy and land-use planningView profile →Silver Bow CountyFIPS 30093
CountyButte-Silver Bow Building & Code Enforcement Department, the certified county building-code authorityView profile →Stillwater CountyFIPS 30095
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Stillwater County Planning Office administers county development, zoning, subdivision, floodplain, and conditional-use reviewView profile →Sweet Grass CountyFIPS 30097
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Sweet Grass County City-County Planning Department administers subdivision, zoning, buildings-for-lease-or-rent, land-use, sign, floodplain, mapping, and growth-policy functionsView profile →Teton CountyFIPS 30099
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Teton County Planning Department administers subdivision, floodplain, rural addressing, growth-policy, and land-use functionsView profile →Toole CountyFIPS 30101
CountyToole County certified building-code program for commercial building permits; Montana Department of Labor & Industry, Building Codes Bureau for residential and other work outside the county’s commercial certificationView profile →Treasure CountyFIPS 30103
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Treasure County Planning Board handles county planning and growth-policy functionsView profile →Valley CountyFIPS 30105
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Valley County Planning and Sanitation departments handle floodplain, septic, access-encroachment, planning, and addressing mattersView profile →Wheatland CountyFIPS 30107
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building-code permits; Wheatland County Planning Board handles county planning and growth-policy functionsView profile →Wibaux CountyFIPS 30109
State FallbackMontana Department of Labor & Industry, Building Codes Bureau; Wibaux County has no county website listed by the Montana Association of Counties and no county building-code program was identifiedView profile →Yellowstone CountyFIPS 30111
State FallbackMontana Department of Labor & Industry, Building Codes Bureau for building, plumbing, mechanical, and electrical permits outside municipal building jurisdictions; Yellowstone County Planning and Public Works administer zoning compliance, floodplain, access, and right-of-way permitsView profile →