EV Charger / EVSE Permit — Hardin, Montana · Requirements sheet
Verified 2026-07-20 · 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.
EV Charger / EVSE Permit in Hardin, Montana
Because Hardin holds no DLI certification in Electrical (only a residential-only Building certification), EV charger circuit work anywhere within Hardin city limits -- residential or commercial -- requires an Electrical Permit issued directly by the Montana DLI Building Codes Bureau in Helena, not by the City of Hardin, under the 2020 NEC. The state's Application for Residential Electrical Permit (Rev. 11/25) has no dedicated EV/EVSE line item -- it lists an 'Alternative Energy' line (K, $45) that only covers Solar/Wind/Hydro generation, not vehicle-charging loads. A single EV charger circuit added to an existing home instead falls under line H, '1 additional circuit or piece of equipment' ($45), the same category used for a hot tub or A/C circuit.
Verified 2026-07-20 · Source
When you need this permit
- Electrical permit issued by the Montana DLI Building Codes Bureau (Helena), not the City of Hardin, per Title 50, Chapter 60, Section 604 MCA and ARM 24.301.431
- No EV/EVSE-specific line item exists on the state's Residential or Commercial Electrical Permit application -- do NOT check the 'Alternative Energy Source' box, which is scoped to Solar/Wind/Hydro generation systems, not EV charging
- A single charger circuit added to an existing single-family home falls under line H, '1 additional circuit or piece of equipment'
- New-construction wiring for a charger circuit is included in the applicable new-dwelling amperage-tier fee (lines A-D)
- Larger, multi-unit, or commercial charger installations use the Commercial Electrical Permit's valuation-based tiers
Required documents
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Fee schedule
Review timeline
Inspection process
Tips
- Hardin has no EV-specific permit or fee -- since the City is not electrically certified, any charger install is a STATE electrical permit through the Building Codes Bureau in Helena, not the City.
- A single charger circuit added to an existing home is priced the same as adding a hot tub or A/C circuit ($45 flat) -- do not check the 'Alternative Energy Source' box, which is for Solar/Wind/Hydro generation only.
- Mail applications and payment to PO Box 200517, Helena, MT 59620-0517, or apply online at aca-prod.accela.com/bcb.
Frequently asked questions
Sources & verification
Verified against official sources. Last reviewed 2026-07-20.
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 Hardin building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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