Centennial building inspections

Verified

Inspection sequence, scheduling, and re-inspection fees for building permits in Centennial, Colorado.

Verified 2026-07-03 · Source

How to schedule

Inspections are requested through the building department below.

Address: Centennial Civic Center, 13133 E. Arapahoe Rd., Centennial, CO 80112
Phone: 303-754-3321
Email: buildingdivision@centennialco.gov
Office hours: Monday - Tuesday: 8 a.m. - 5 p.m.; Wednesday: 9 a.m. - 5 p.m.; Thursday - Friday: 8 a.m. - 5 p.m. Workstations are available at the Building Division office for online portal use. 24-Hour Citizen Response Center: 303-325-8000.
Website: Official site

Inspection sequence

Applies to: Residential Building Permit (New Construction)

1
Foundation/Footing
Before concrete pour — verify forms, rebar, and foundation depth
2
Framing
Structural framing per approved plans and 2021 IRC
3
Drywall/Screw (fire-resistive and structural walls only)
Required for fire-resistive construction and structural walls; non-structural drywall does not require this inspection
4
Final
All work complete; required before Certificate of Occupancy (CO) is issued

Applies to: Plumbing Permit

1
Underground/Slab
Before concrete pour — verify pipe slope, materials, and cleanouts
2
Rough-In
After pipes installed, before walls closed
3
Final
All fixtures connected, no leaks, cleanouts accessible

Applies to: Residential Alteration / Addition / Remodel Permit

1
Footing/Foundation
Required before concrete pour for deck posts, garage foundations, or addition footings
2
Framing
Structural framing and connections to the existing structure
3
Final
All work complete per approved plans

Applies to: Accessory Dwelling Unit (ADU) Permit

1
Foundation/Framing/Rough-In
Standard building-permit inspection sequence applicable to the ADU's construction type (attached addition, detached structure, or interior conversion)
2
Final
Final inspection prior to Certificate of Occupancy; separate address must already be assigned

Applies to: Electrical Permit

1
Rough-In
Wiring and box placement before walls are closed (not required for One-Stop electric service change permits)
2
Final
Devices installed, panel labeled, protections verified per 2023 NEC

Applies to: EV Charger / EVSE Permit

1
Rough-In
New circuit wiring, box placement, and panel connections before walls are closed, if applicable
2
Final
Charger unit installed, devices connected, panel labeled per the 2023 NEC as adopted

Applies to: Mechanical / HVAC Permit

1
Rough-In
Ductwork and mechanical equipment rough-in before walls closed; gas piping pressure test before concealment (not required for One-Stop like-for-like replacements)
2
Final
Equipment operational; combustion air and clearances verified

Applies to: Re-Roofing Permit

1
Mid-Roof
Required for ALL reroofing permits (residential and commercial) before the roof covering fully conceals the underlayment/flashing; may be satisfied by in-person inspection, photo submission with waiver form, or a stamped engineer's letter if missed
2
Final
Completed roof verified against approved plans and manufacturer installation instructions

Final inspection only: Demolition Permit, Fence Permit, Solar Photovoltaic (PV) Permit

Re-inspection fees

Residential Building Permit (New Construction)Other Inspections and Fees (outside normal hours, re-inspection, unlisted inspection, additional plan review) · City of Centennial Building Permit Fee Schedule (PDF)

$125.00/hour (after-hours, 2-hour minimum); $55.00/hour (re-inspection, unlisted inspection, or additional plan review, minimum charge one half hour); or total hourly City cost if greater

Sources & verification

Verified against official sources. Last reviewed 2026-07-03.

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

Centennial building permits

Centennial building permits Residential Building Permit (New Construction)Plumbing Permit Residential Alteration / Addition / Remodel Permit Accessory Dwelling Unit (ADU) Permit Electrical Permit EV Charger / EVSE Permit Mechanical / HVAC Permit Re-Roofing Permit Demolition Permit Fence Permit Solar Photovoltaic (PV) Permit

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