County Building Permits
Hill County, MT - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Hill County, Montana. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
Unincorporated communities (Kremlin, Inverness, Box Elder, Rocky Boy, and other unincorporated towns in Hill County). State jurisdiction via Montana Building Codes Program.
- Department
- Building & Commercial Measurements Bureau, Montana Department of Labor & Industry
- Address
- 301 S. Park Avenue, 4th Floor, Helena, MT
- Phone
- 406-841-2056
- BUILDINGCODES@MT.GOV
Online Permit Portal
Platform: State Accela system • Account required: No • Submission: In-person only
Application Process
- Contact Hill County Planning for zoning verification: 406-265-5481
- Submit state building permit application through EBIZ.MT.GOV if required
- State review (2-3 weeks)
- Address comments, pay fees
- Permit issued
Typical processing time: 2-3 weeks
Source: Building & Commercial Measurements Bureau, Montana Department of Labor & Industry
General Requirements
Per state thresholds for new buildings, major alterations
- Building code
- Montana 2021 IBC and related codes adopted June 2022
Fees
- Permit fee formula
- 1-2% of project valuation per state schedule
Work That Does NOT Require a Permit
Contact the Building & Commercial Measurements Bureau, Montana Department of Labor & Industry to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- ()
- Scheduling deadline
- Minimum 24 hours before requested inspection
Typical inspection sequence: Inspector: 72-hour response window
Additional Resources
- Building code: Montana 2021 IBC and related codes adopted June 2022
- Montana Building Codes Program
- EBIZ.MT.GOV
- License lookup guide: Montana Contractor License Requirements
- Contract template: Montana Homeowner-Contractor Agreement
- Montana hub: Montana Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Building & Commercial Measurements Bureau, Montana Department of Labor & Industry before applying.
Frequently Asked Questions
Hill County Building Permit FAQ
- Do I need a building permit in unincorporated Hill County, MT?
- Per state thresholds for new buildings, major alterations
- How much does a building permit cost in unincorporated Hill County, MT?
- Fees are calculated as: 1-2% of project valuation per state schedule.
- How do I apply for a building permit in unincorporated Hill County, MT?
- 1. Contact Hill County Planning for zoning verification: 406-265-5481 2. Submit state building permit application through EBIZ.MT.GOV if required 3. State review (2-3 weeks) 4. Address comments, pay fees 5. Permit issued
- How long does it take to get a building permit in unincorporated Hill County, MT?
- Typical processing time is 2-3 weeks.
- What work is exempt from building permits in unincorporated Hill County, MT?
- The following work is generally exempt: Farm/ranch buildings; Residential under 5 units; Mining buildings; Private owner-use storage.
- How do I schedule a building inspection in unincorporated Hill County, MT?
- Inspections can be scheduled via: . Minimum 24 hours before requested inspection.
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