County Building Permits
Richland County, MT - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Richland County, Montana. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
Building permits for Lambert area (unincorporated since 1928); land use and zoning oversight
- Department
- Richland County Building Department
- Address
- 1105 3rd Street NW, Sidney, MT 59270
- Phone
- (406) 433-2809
Online Permit Portal
Platform: Paper-based forms system • Account required: No • Submission: In-person only
Additional resources:
Application Process
- Contact Richland County Building Inspector or Planning Department
- Request or download Building Permit Application from richland.org
- Complete application with project details and construction cost
- Prepare supporting documents (site plan, construction drawings, specifications)
- Print 3 copies of completed application
- Obtain necessary signatures and approvals
- Submit to Building Inspector
- County plan review (2-3 weeks)
- Address any review comments in writing
- Pay building permit fees
- Receive approved permit
- Schedule inspections with Building Inspector
- Pass all required inspections (foundation, framing, electrical, plumbing, mechanical, final)
- Receive Certificate of Occupancy
Typical processing time: 2-3 weeks for plan review
General Requirements
New construction, remodels, additions, alterations, repairs involving structural or building systems, septic system installation/modification
Required Documents
- Building Permit Application
- Site plan
- Construction plans/drawings
- Project specifications
- Estimated cost of construction
- Building code
- International Building Code 2012 Edition; Uniform Plumbing Code 2012; International Mechanical Code 2012; National Electrical Code 2014
Fees
- Permit fee formula
- Based on percentage of estimated construction cost; 1% state fee on residential permits
Fees change. Verify current amounts at the official fee schedule.
Work That Does NOT Require a Permit
Contact the Richland County Building Department to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- ()
- Scheduling deadline
- 24 hours advance notice required
- Time windows
- Inspector must perform inspection within 72 hours of notification
Typical inspection sequence: Foundation, framing, structural, electrical rough-in/final, plumbing rough-in/final, mechanical, final building inspection
Additional Resources
- Building code: International Building Code 2012 Edition; Uniform Plumbing Code 2012; International Mechanical Code 2012; National Electrical Code 2014
- Richland County Building
- Richland County Downloadable Documents
- Montana Building Codes Program
- 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 Richland County Building Department before applying.
Frequently Asked Questions
Richland County Building Permit FAQ
- Do I need a building permit in unincorporated Richland County, MT?
- New construction, remodels, additions, alterations, repairs involving structural or building systems, septic system installation/modification
- How much does a building permit cost in unincorporated Richland County, MT?
- Fees are calculated as: Based on percentage of estimated construction cost; 1% state fee on residential permits.
- How do I apply for a building permit in unincorporated Richland County, MT?
- 1. Contact Richland County Building Inspector or Planning Department 2. Request or download Building Permit Application from richland.org 3. Complete application with project details and construction cost 4. Prepare supporting documents (site plan, construction drawings, specifications) 5. Print 3 copies of completed application 6. Obtain necessary signatures and approvals 7. Submit to Building Inspector 8. County plan review (2-3 weeks) 9. Address any review comments in writing 10. Pay building permit fees 11. Receive approved permit 12. Schedule inspections with Building Inspector 13. Pass all required inspections (foundation, framing, electrical, plumbing, mechanical, final) 14. Receive Certificate of Occupancy
- How long does it take to get a building permit in unincorporated Richland County, MT?
- Typical processing time is 2-3 weeks for plan review.
- What work is exempt from building permits in unincorporated Richland County, MT?
- The following work is generally exempt: Painting, wallpapering, cosmetic finishes; Non-structural repairs and maintenance; Agricultural buildings (specific exemptions; contact county); Minor repairs not affecting building systems.
- How do I schedule a building inspection in unincorporated Richland County, MT?
- Inspections can be scheduled via: . 24 hours advance notice required.
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