Do you need a permit for ac replacement in Aurora, CO?
AC Replacement permit in Aurora
Yes
Yes — a permit is required for ac replacement in Aurora, CO. The work must be inspected before it can be closed out, and a licensed contractor generally has to pull the permit.
Permitting authority: City of Aurora Building DivisionConfirmed department for work inside city limits; addresses outside city limits are permitted by Arapahoe County.
Issuing department confirmed as City of Aurora Building Division. The permit requirement itself is typical guidance for this scope, not a reading of a local ordinance — confirm it with the department before you apply. Model vintage August 2026. Dollar figures are modeled estimates, not quotes.
How hard is this permit?
Scored from the stored permit requirement, trade reviews, inspection load, wind and flood overlays, and how this jurisdiction sets its fees.
Permit complexity: Very complex
76/100 on the Hometriva Permit Complexity Index
AC permits in Aurora score 76/100 on the Hometriva Permit Complexity Index (very complex). Expect roughly 6–24 calendar days of review and 4 inspections, plus 3 added reviews.
- Plan review
- 6–24 days
- Inspections
- 4
- Added reviews
- 3
- Mechanical review
- Electrical review
- Wind-borne debris product approval
How this score is calculated
| Factor | Score | Why |
|---|---|---|
| Permit requirement | 22/22 | AC Replacement is required in Aurora. |
| Trade reviews | 12/18 | 2 discipline reviews beyond building: mechanical review, electrical review. |
| Inspection load | 12/16 | 3 scheduled inspections on a typical job. |
| Wind & storm review | 11/16 | Wind-borne debris region — product approval numbers are required for envelope work. |
| Coastal & flood overlays | 9/14 | Parts of the city sit in mapped flood zones — check the parcel before assuming a base permit. |
| Jurisdiction process | 10/14 | City of Aurora Building Division issues the permit; fees are set by a valuation formula, so the fee scales with job cost. |
Who issues each permit
Disciplines are tracked separately — the building permit issuer is not always the body that reviews electrical, plumbing, zoning or fire.
| Discipline | Issuing authority |
|---|---|
| building | City of Aurora Building DivisionConfirmed department |
| electrical | City of Aurora Building DivisionConfirmed department |
| mechanical | City of Aurora Building DivisionConfirmed department |
| plumbing | City of Aurora Building DivisionConfirmed department |
| zoning | City of Aurora Building DivisionConfirmed department |
| fire | City of Aurora Building DivisionConfirmed department |
Permit facts
| Permit authority | City of Aurora Building Division[building department]Confirmed department |
|---|---|
| Permit fee | Based on declared project valuationSee the department's adopted fee schedule. Typical range for this scope: $95–$340. |
| Who can pull it | Licensed contractor |
| Owner-builder | Not typically allowed |
| Inspections | Mechanical rough / equipment set, Electrical disconnect, Final mechanical inspection |
| Typical review timeModeled from complexity score, not a published SLA. | 6–24 calendar days |
| Typical timeline | 1 day of work, 1-3 weeks including permit and inspection |
Documents to submit
- • Mechanical permit application
- • HVAC contractor license and insurance
- • Equipment model numbers and AHRI certificate
- • Manual J or equivalent load documentation in some jurisdictions
How to apply in Aurora
- 1. Confirm scope with City of Aurora Building Division — exemptions vary by scope, not project type.
- 2. Prepare the documents above, including product approvals where wind-borne debris rules apply.
- 3. Submit through the Aurora permit portal and pay the review fee.
- 4. Schedule each required inspection as the work reaches that stage.
- 5. Get the final inspection signed off. An open permit can surface in a title search and often has to be closed before a sale completes, so do not leave it open.
What happens if you skip the permit
Unpermitted work commonly triggers double permit fees, a code enforcement lien, forced exposure of concealed work, insurance claim denial, and a failed disclosure at closing. Retroactive permits are possible but cost more and can require tearing out finished work.
Frequently asked questions
Do I need a permit for ac replacement in Aurora, CO?
In most jurisdictions this work is permitted and inspected. Requirements are set locally, so confirm the current application and inspection checklist with your building department before work starts.
How long does ac replacement take?
1 day of work, 1-3 weeks including permit and inspection. Permit review and inspection scheduling are usually the largest source of variation.
What changes the price the most?
The largest cost drivers are system size in tons and seer2 efficiency rating; heat pump versus straight cool with electric heat; air handler location (attic, closet, garage).
What this permit actually cost
Fee schedules are published; what an office charges on a real job is not. Recorded permits are how modeled fees become verified fees.
Sources
Sources & verification
- City of Aurora Building Division
- Colorado Division of Fire Prevention and Control
- International Code Council (IRC)
Model vintage August 2026. The links above are the issuing agencies' own pages — we publish them so you can confirm the current rule yourself, not as evidence that each fact on this page was re-checked with them today. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing, not quotes. Permit rules change; confirm with the building department before starting work.