PlainPermitDo I need a permit for an electrical panel upgrade in Denver, CO?
Short answer: Yes, a permit is required for an electrical panel upgrade in Denver, CO.
Last verified: · Confidence: high · Status: Verified from official source
Not legal advice. Always confirm with your local building department. Rules change, and your parcel's zoning, HOA, historic district, floodplain or utility work can change the answer. We show the official source and the date we last checked it so you can verify for yourself.
Permit required Confidence: high
Yes. New or replacement panels and service upgrades (400 A or less, single-phase) can be issued as an electrical quick permit; larger services need plan review.
What changes the answer
- Up to 400 A: quick permit
- Over 400 A: plan review
Cost
Fee not extracted; see Denver development fees. Unverified, confirm locally
Where to apply
Official sources
“Utility service upgrade rated 400 Amps or less”
“New or replacement panels and subpanels”
See something wrong or out of date? Report a correction (anonymous, no email needed).
Other projects in Denver
- ADU or garage conversion permit
- Deck permit
- Driveway or patio permit
- EV charger permit
- Fence permit
- HVAC / AC replacement permit
- Interior / bathroom remodel permit
- Pool or hot tub permit
- Retaining wall permit
- Roof replacement permit
- Shed permit
- Siding replacement permit
- Solar panels permit
- Water heater replacement permit
- Window and door replacement permit
Electrical panel upgrade permits in other cities
Compare electrical panel upgrade permit rules in all 25 cities · All Colorado cities
- Austin, TX
- Boston, MA
- Charlotte, NC
- Chicago, IL
- Columbus, OH
- Dallas, TX
- El Paso, TX
- Fort Worth, TX
- Houston, TX
- Indianapolis, IN
- Jacksonville, FL
- Las Vegas, NV
- Los Angeles, CA
- Nashville, TN
- New York City, NY
- Oklahoma City, OK
- Philadelphia, PA
- Phoenix, AZ
- San Antonio, TX
- San Diego, CA
- San Francisco, CA
- San Jose, CA
- Seattle, WA
- Washington, DC