Solar PV / Alternative Energy Permit (State-Issued Electrical + City-Issued Structural) — Red Lodge, Montana · Requirements sheet
Verified 2026-07-19 · Source: https://bsd.dli.mt.gov/building-codes-permits/permit-applications/electrical-permits/
PermitBase is an independent reference and is not affiliated with any government agency. Requirements change and vary by project — confirm current details with the building department before you submit.
Solar PV / Alternative Energy Permit (State-Issued Electrical + City-Issued Structural) in Red Lodge, Montana
Required for installation of rooftop or ground-mounted solar photovoltaic (and wind/hydro) alternative-energy systems within Red Lodge city limits. Because Red Lodge is DLI-certified for Building ONLY (not Electrical), the electrical-connection scope of a solar install is permitted directly by the Montana DLI Building Codes Bureau via its statewide Alternative Energy Permit application; the structural/roof-mounting scope falls under the City's own certified Building Permit program (Building Inspector Brian Hanna).
Verified 2026-07-19 · Source
When you need this permit
- Application for Alternative Energy Permit filed with the Montana DLI Building Codes Bureau covers the electrical connection scope of a solar, wind, or hydro system, since Red Lodge holds no Electrical certification
- If the project produces 90 or more volts of electricity, a licensed electrical contractor must do the work, UNLESS the homeowner is doing the work on their own private house
- If the project involves a grid-tied alternative energy generator, a licensed electrical contractor must obtain an additional permit for the final interconnection, even where a homeowner performed the rest of the installation
- Applicant selects one of: PV String System, Generator, or Microinverter/AC Module System
- The structural/roof-mounting scope of the installation requires a City of Red Lodge Building Permit (same Building Permit Application used for other construction), reviewed by Building Inspector Brian Hanna against the 2021 IRC/IBC and City Design Criteria (70 psf minimum roof snow load, wind load by risk category)
- A City Business Registration is required for contractors before the City Building Permit is issued
Required documents
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Fee schedule
Review timeline
Inspection process
- 1
Rough Electrical
Conduit runs, wire sizing, disconnect placement before energizing; 48 hours' notice required
- 2
Final
Panel connections, interconnection point, and system operation verified
See the full Red Lodge inspection guide — scheduling & re-inspection fees →
Tips
- Because Red Lodge is not certified for Electrical, the electrical portion of any solar install is a STATE Alternative Energy Permit, applied for directly with the Montana DLI Building Codes Bureau, not the City.
- The structural/roof-mounting scope IS handled locally — confirm with Building Inspector Brian Hanna, (406) 446-1606 x8, whether your specific project needs a City Building Permit alongside the state Alternative Energy Permit.
- Grid-tied systems always require a licensed electrical contractor to pull a separate permit for the final interconnection, even for otherwise homeowner-installed systems.
Frequently asked questions
Sources & verification
Verified against official sources. Last reviewed 2026-07-19.
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Red Lodge building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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