Williams building inspections
VerifiedInspection sequence, scheduling, and re-inspection fees for building permits in Williams, Arizona.
Verified 2026-07-07 · Source
How to schedule
Inspections are requested through the building department below.
- Address
- 113 South 1st Street, Williams, AZ 86046-2549
- Phone
- 928-635-4451 ext. 205
- Office hours
- Phone 928-635-4451, fax 928-635-4495. Chief Building Inspector / Building Official: Tim Martinez (928-295-5478, tmartinez@williamsaz.gov) handles building permit review and issuance; Building Official Raul Hatch (928-635-4451 / 928-295-5478, rhatch@williamsaz.gov) is listed as the signing official on the Fence and Demolition permit application forms — the department appears to operate with more than one Building Official-titled staff member across different permit forms as of 2025. Applications are submitted in person or by mail using the City's paper Building Permit Application (no online portal was found); permits are picked up and fees paid at the City Hall front desk. Two sets of construction documents/plans required for submittal.
- Website
- Official site
Published scheduling rules
- Final inspection must be requested from the City of Williams Building Department upon job completion (Fence Permit)
Inspection sequence
Applies to: Residential Building Permit (New Construction)
- 1
Footing/Foundation
Before concrete pour; verify footing depth (min. 18 in. below undisturbed grade, or 3,500 psi concrete pinned to rock if under 30 in.), width, and reinforcement per City of Williams amendments
- 2
Framing
Structural framing, connections, egress, garage-dwelling fire separation (5/8" Type X gypsum board) per City of Williams amendments
- 3
Energy Efficiency Inspection
Verifies compliance with City of Williams Energy Efficiency Standards (insulation R-values, HVAC AFUE/SEER/HSPF, window/skylight U-factors) per Ordinance No. 956 amendment to IBC § 110.3.7
- 4
Final / Certificate of Occupancy
All work complete per approved plans before occupancy; Temporary Certificate of Occupancy work not completed by its expiration may result in the Building Official requesting utility de-energization
Applies to: Plumbing Permit
- 1
Underground/Slab
Before concrete pour — verify pipe slope, materials, cleanouts, tracer wire on non-metallic sewer piping
- 2
Rough-In
After pipes installed, before walls closed
- 3
Final
Fixtures connected, water heater and gas connections verified, no leaks
Applies to: Residential Remodel / Addition Permit
- 1
Footing/Foundation
Required before concrete pour for additions
- 2
Framing
Structural connections to existing structure, garage-dwelling fire separation if applicable
- 3
Final
Completed work verified against approved plans
Applies to: Electrical Permit
- 1
Rough-In
Wiring, box placement, and panel connections before walls are closed
- 2
Final
Devices installed, panel labeled, protections verified per adopted NEC
Applies to: EV Charger Installation Permit
- 1
Rough-In
Charger circuit wiring, box placement, and panel connections before walls are closed, where applicable
- 2
Final
Charger installed, panel labeled, protections verified per adopted NEC
Applies to: Mechanical / HVAC Permit
- 1
Rough-In
Ductwork and equipment placement before walls closed
- 2
Final
Equipment operational, clearances and combustion air verified, energy-efficiency standards (AFUE/SEER/HSPF) confirmed
Applies to: Residential Solar Photovoltaic (PV) Permit
- 1
Rough Electrical
Conduit runs, wire sizing, disconnect placement before energizing
- 2
Final
Panel mounting, racking attachment, roof penetration sealing, electrical connections, and interconnection point verified; specific inspection schedule noted on the issued permit
Final inspection only: Demolition Permit, Excavation / Grading / Public Works Permit, Fence Permit, Re-Roofing Permit
Sources & verification
Verified against official sources. Last reviewed 2026-07-07.
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 Williams building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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