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Residential Addition / Remodel Permit in Aurora, Colorado

Required for additions, structural alterations, remodels, and basement finishes to existing single-family homes in Aurora. Reviewed against the 2021 IRC with City of Aurora Amendments. Basement finishes are a distinct flat-rate permit type.

Verified 2026-06-30 · Source

When you need this permit

  • Room additions, structural modifications, and basement finishes with framing/electrical/plumbing/mechanical work
  • Plans must show scope, dimensions, structural details, and connection to existing structure
  • Structural work must account for Aurora's 40 psf ground snow load, Seismic Design Category B, and applicable wind speed
  • Applications submitted via Aurora4Biz.org or in person at the Permit Center

Required documents

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Fee schedule

Basement Finish (flat rate)City of Aurora 2026 Flat Rate Fee Permits (Form #A175, Revised 01/2026)
$536.00
Fire Damage Repair (flat rate)Form #A175
$536.00
Additions/structural remodels not covered by a flat-rate categoryForm #A176 / Aurora Permit Fee Calculator — confirm at application; Aurora's published tables cover new construction and a defined flat-rate list, not every remodel scope explicitly
Per square foot using the applicable occupancy-group rate on the 2026 New Building Construction Fee Table, or via the Permit Fee Calculator

Review timeline

Plan reviewTypical estimate — confirm current times with the Aurora building department
~10–30 business days

How long did your Residential Addition / Remodel 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

    Foundation (if new footings)

    Before concrete pour — footings below 36-inch frost depth

  2. 2

    Framing

    After framing complete, before insulation or wall cover

  3. 3

    MEP Rough-In

    Electrical, plumbing, mechanical rough-in before walls closed

  4. 4

    Final

    All work complete per approved plans

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

Tips

  • Basement finishes are a flat-rate permit in Aurora ($536.00) — no per-square-foot calculation needed for that specific scope.
  • For additions and structural remodels outside the flat-rate list, use Aurora's online Permit Fee Calculator or contact the Permit Center (303-739-7420) to get an accurate quote before applying.
  • A demolition permit ($402 flat rate) is required first if an existing structure is being removed before building the new addition.

Frequently asked questions

Aurora requires a residential addition / remodel permit for: Room additions, structural modifications, and basement finishes with framing/electrical/plumbing/mechanical work; Plans must show scope, dimensions, structural details, and connection to existing structure; Structural work must account for Aurora's 40 psf ground snow load, Seismic Design Category B, and applicable wind speed; Applications submitted via Aurora4Biz.org or in person at the Permit Center. If your project isn't listed, confirm with City of Aurora Development Services Department — Building Division at (303) 739-7420 before starting work.

Basement finish is a flat-rate permit type in Aurora, costing $536.00 per the 2026 Flat Rate Fee Permits schedule (Form #A175). This is one of the city's 'predictable, simple, fair' flat-fee categories.

Plan review for a residential addition / remodel permit in Aurora typically runs 10–30 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: Building Permit Application (Aurora4Biz.org); Site Plan; Construction Drawings. See the required-documents checklist on this page for details on each.

Aurora requires 4 inspection(s) for a residential addition / remodel permit, in order: Foundation (if new footings), Framing, MEP Rough-In, 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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