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Mechanical / HVAC Permit in Aurora, Colorado

Required for heating, cooling, ventilation, and fuel gas installations in Aurora. Governed by the 2021 International Mechanical Code (IMC) and 2021 International Fuel Gas Code (IFGC) with City of Aurora Amendments. Most common residential HVAC replacement scopes are flat-rate permits.

Verified 2026-06-30 · Source

When you need this permit

  • Furnace, air conditioner, evaporative cooler, boiler, or rooftop unit replacement
  • Gas pipe installation or modification (flat-rate permit)
  • Fuel storage tank installation (flat-rate permit)
  • Life Safety permits (with or without plan review) available as flat-rate categories
  • Applications via Aurora4Biz.org

Required documents

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Fee schedule

Air Conditioner Replacement (flat rate)City of Aurora 2026 Flat Rate Fee Permits (Form #A175, Revised 01/2026)
$201.00
Evaporative Cooler Replacement (flat rate)Form #A175
$201.00
Furnace Replacement (flat rate)Form #A175
$201.00
Boiler Replacement (flat rate)Form #A175
$300.00
Furnace and Air Conditioner Replacement (flat rate combo)Form #A175
$300.00
Rooftop Unit Replacement (flat rate)Form #A175
$336.00
Gas Pipe Installation or Modification (flat rate)Form #A175
$99.00
Fuel Storage Tank Installation (flat rate)Form #A175
$267.00
Life Safety Permits, no Plan Review (flat rate)Form #A175
$201.00
Life Safety Permits, with Plan Review (flat rate)Form #A175
$326.00

Review timeline

Plan reviewTypical estimate — confirm current times with the Aurora building department
~1–10 business days

How long did your Mechanical / HVAC Permit permit actually take in Aurora?

Anonymous — one question, no email. Answers are combined and only shown once at least 5 people have reported.

Inspection process

  1. 1

    Rough-In / Equipment

    Equipment installation and ductwork before walls closed

  2. 2

    Final

    Equipment operational, combustion air and venting verified

See the full Aurora inspection guide — scheduling & re-inspection fees →

Tips

  • Nearly all common HVAC replacement scopes in Aurora are flat-rate permits under the 2026 fee schedule — furnace, A/C, evaporative cooler, and boiler replacements all list at $201–$300.
  • Combo replacements (furnace + A/C, furnace + A/C + water heater) have their own flat-rate line items that can be more economical than separate permits.
  • Aurora's fuel gas work (IFGC) is governed by the 2021 IFGC with City amendments — gas pipe installation/modification is a $99 flat-rate permit.

Frequently asked questions

Aurora requires a mechanical / hvac permit for: Furnace, air conditioner, evaporative cooler, boiler, or rooftop unit replacement; Gas pipe installation or modification (flat-rate permit); Fuel storage tank installation (flat-rate permit); Life Safety permits (with or without plan review) available as flat-rate categories; Applications via Aurora4Biz.org. If your project isn't listed, confirm with City of Aurora Development Services Department — Building Division at (303) 739-7420 before starting work.

A standard residential furnace replacement is a $201.00 flat-rate permit per the City of Aurora's 2026 Flat Rate Fee Permits schedule (Form #A175). Combo permits exist for furnace + A/C ($300) and furnace + A/C + water heater ($336).

Plan review for a mechanical / hvac permit in Aurora typically runs 1–10 business days. This is an estimate, not a published figure — confirm current review times with City of Aurora Development Services Department — Building Division at (303) 739-7420.

You'll need: Mechanical Permit Application (Aurora4Biz.org). See the required-documents checklist on this page for details on each.

Aurora requires 2 inspection(s) for a mechanical / hvac permit, in order: Rough-In / Equipment, Final. Schedule each through City of Aurora Development Services Department — Building Division ((303) 739-7420).

Apply through City of Aurora Development Services Department — Building Division at 15151 E. Alameda Parkway, Ste. 2400, Aurora, CO 80012. Phone: (303) 739-7420, email: permitcounter@auroragov.org. Office hours: Mon, Tue, Thu, Fri 7:30 a.m.–4:30 p.m.; Wed 8:30 a.m.–4:30 p.m.. Official information: https://www.auroragov.org/business_services/building_division/permits.

Aurora, Colorado has adopted: 2021 International Building Code (IBC) — with City of Aurora Amendments (Aurora City Code Ch. 22); 2021 International Residential Code (IRC) — with City of Aurora Amendments; Table R301.2(1) climatic/geographic criteria amended locally; 2021 International Mechanical Code (IMC) — with City of Aurora Amendments; 2021 International Plumbing Code (IPC) — with City of Aurora Amendments; 2021 International Fuel Gas Code (IFGC) — with City of Aurora Amendments; 2021 International Energy Conservation Code (IECC) — with City of Aurora Amendments; 2021 International Existing Building Code (IEBC) — with City of Aurora Amendments; 2021 International Fire Code (IFC) — with City of Aurora Amendments; 2017 ICC/ANSI A117.1 Accessibility Standard; 2023 National Electrical Code (NEC) — City of Aurora will transition to the 2026 NEC for electrical permit applications received on/after August 1, 2026. Local amendments apply — see the Aurora overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-06-30.

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 Aurora building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.

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Mechanical / HVAC Permit in other cities

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