EV Charger Permit Requirements in Denver, CO
Denver uses Denver Building and Fire Code (based on 2021 I-Codes with amendments). High altitude (5,280 ft) affects HVAC sizing. 30 psf ground snow load. Radon-resistant construction required. Green Building Ordinance for large buildings. ADUs allowed citywide. Email: development.services@denvergov.org
When you DON'T need a permit
Plugging a Level 1 (120V) EV charger into an existing outlet is NOT considered new electrical work and does not require a permit. This is the only permit-free EV charging method — just plug in and charge. Adds approximately 4-5 miles of range per hour.
Source: 2021 IRC with Colorado amendments
When you DO need a permit
Level 2 (240V) EV charger installations require an electrical permit. This applies whether the charger is hardwired or installed via a new NEMA 14-50 outlet. The circuit must be sized at 125% of the EVSE nameplate amperage per NEC 625.41, with GFCI protection per NEC 625.54.
Estimated fee: $75 – $300
Typical timeline: About 2 weeks
Source: 2021 IRC with Colorado amendments
Installing a new NEMA 14-50 outlet for EV charging requires an electrical permit. Even though you may plug a portable EVSE into it, the outlet installation itself is new electrical work on a dedicated 50-amp circuit, which must meet NEC requirements for branch circuit sizing, GFCI protection, and grounding.
Estimated fee: $75 – $250
Typical timeline: About 2 weeks
Source: 2021 IRC with Colorado amendments
Upgrading the electrical service panel to support an EV charger requires a separate electrical permit and typically utility coordination for the service change. A 100A panel usually needs an upgrade to 200A to accept a full-speed Level 2 charger, or an Energy Management System (NEC 625.42) can be used as an alternative to avoid the service upgrade.
Estimated fee: $150 – $500
Typical timeline: About 3 weeks
Source: 2021 IRC with Colorado amendments
EV Charger Permit Costs: Denver vs. Nearby
Denver comes in on the low side for Colorado. You're looking at $75 – $500 here, compared to the state average of $100 – $350.
| City | Estimated Fee |
|---|---|
| Denver | $75 – $500 |
| Colorado Springs | $75 – $300 |
| Colorado Springs | $75 – $250 |
| Colorado Springs | $150 – $500 |
Fees shown are estimates based on local building code data. Actual fees may vary based on project scope and valuation.
Zoning & HOA Considerations
EV chargers in private garages or driveways rarely trigger zoning review. Outdoor pedestal chargers may have setback requirements in some jurisdictions. California AB 1236 prohibits requiring a planning permit for residential EV charger installations — building official review only.
If you live in an HOA community: most states with "right to charge" laws (CA, CO, FL, HI, MD, NY, OR, VA) prohibit HOAs from blocking EV charger installation in a resident's exclusive-use parking space. Even in these states, HOAs may still set reasonable aesthetic and placement standards. Check your state law and CC&Rs before installing.
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Frequently Asked Questions
Estimated permit fees for EV Charger projects in Denver, CO range from $75 – $300. Fees vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller EV Charger projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in Denver can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for EV Charger permits in Denver is About 2 weeks. More complex projects may take longer if plan review is required.
If you live in an HOA community, you may need architectural review approval in addition to a building permit. HOA rules and city building codes are separate — you may need to satisfy both. Review your CC&Rs and submit to your HOA's architectural review committee before starting work.
Learn More About EV Charger Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read EV Charger Guide →