Do I need a adu permit in Tucson?

Yes. Tucson requires a adu permit for this type of project. Submitting without a permit may result in fines, required removal, or complications when selling your property.

How long does adu permit approval take in Tucson?

Processing times in Tucson vary depending on project complexity and current review volume. The process involves 7 steps. Contact Tucson Development Services for current timelines.

What documents are required for a adu permit in Tucson?

Tucson requires 6 documents including Building Permit Application, Architectural Plans, Site Plan, Drainage/Hydrology Study, and others. See the full list above for details.

What happens if I build without a adu permit in Tucson?

Building without a permit in Tucson can result in stop-work orders, fines, required removal of work, difficulty selling your property, and insurance complications. It is strongly recommended to obtain proper permits before starting work.

Can PermitMagic help prepare my adu permit submission in Tucson?

Yes. PermitMagic generates a submission-ready packet tailored to Tucson's requirements, including a document checklist, workflow steps, and authority references. Start a permit plan to get your personalized packet.

How much does a adu permit cost in Tucson?

ADU permit fees in Tucson typically range from $4,200 to $12,375, depending on project scope. Fees may include building permit, plan review, and technology surcharges. Verify current fees with Tucson.

ADU Permit Submission Checklist in Tucson, Arizona

Everything you need to apply for a adu permit in Tucson, Arizona — documents, fees, steps, and a downloadable submission packet.

Build My Permit Packet View Requirements

Key Facts

Permit required: Yes
Submission method: Online
Typical fee range: $4,200 – $12,375
Review time: Varies by jurisdiction
Inspections: 7 inspections required

VerifiedLast verified: Feb 15, 20262 verified sources

ADU Permit Checklist

Tucson — 6 required, 0 optional

Forms & Applications(1)

Building Permit ApplicationREQUIRED✓[1][2]
Completed City of Tucson building permit application with property information and project summary

Plans & Diagrams(3)

Architectural PlansREQUIRED✓[3][4]
Complete architectural drawings signed and sealed by a licensed Arizona architect or engineer, including all floor plans, elevations, sections, and construction details
Site PlanREQUIRED✓[5][6]
Detailed site plan showing property boundaries, lot lines, building footprint, setbacks, parking layout, driveways, and all utility connection points
Utility PlansREQUIRED✓[11][12]
Complete utility plans showing water service, sewer connections, electrical distribution, gas lines, and separate metering requirements

Supporting Documents(2)

Drainage/Hydrology StudyREQUIRED✓[7][8]
Drainage impact study if project affects on-site or off-site drainage patterns per Tucson Stormwater Code
Structural Engineering ReportREQUIRED✓[9][10]
Structural calculations and engineering design report by licensed Arizona structural engineer for ADU foundation and building system design

This checklist is for reference only. Requirements may change — always verify with Tucson before submission.

Generate your permit packet

Get a personalized ADU permit packet for Tucson, Arizona — tailored to your project details.

Required forms: Building Permit Application, and more
Pre-filled templates: Permit Cover Sheet
Fee breakdown: $1,400–$7,500 estimated total
Step-by-step Tucson Planning and Development Services Department portal submission guide
Inspection prep checklist (7 items)
Personalized for your specific project details

Build My Permit Packet

Free to preview · Pro to download

Required Documents

Tucson requires the following documents for this permit application.

Building Permit Application

Completed City of Tucson building permit application with property information and project summary

Architectural Plans

Complete architectural drawings signed and sealed by a licensed Arizona architect or engineer, including all floor plans, elevations, sections, and construction details

Site Plan

Detailed site plan showing property boundaries, lot lines, building footprint, setbacks, parking layout, driveways, and all utility connection points

Drainage/Hydrology Study

Drainage impact study if project affects on-site or off-site drainage patterns per Tucson Stormwater Code

Structural Engineering Report

Structural calculations and engineering design report by licensed Arizona structural engineer for ADU foundation and building system design

Utility Plans

Complete utility plans showing water service, sewer connections, electrical distribution, gas lines, and separate metering requirements

Permit Process

Follow these steps to submit your permit application through Tucson Planning and Development Services Department.

1
Zoning Verification Research
Research property zoning district in Tucson Code Chapter 27 to confirm ADU eligibility and zoning restrictions applicable to parcel
2
Submit Permit Application and Plans
Submit complete building permit application with all required architectural, structural, drainage, and utility plans to Planning and Development Services
You'll need: Building Permit Application, Architectural Plans, Site Plan, Drainage/Hydrology Study, Structural Engineering Report, Utility Plans
3
Interdepartmental Plan Review
City planning, building, drainage, and utilities divisions review plans for compliance with Tucson Code and design standards
4
Revise and Resubmit
Address any plan review comments and resubmit revised plans for final approval
5
Final Approval and Permit Issuance
Receive final approved permit and pay applicable fees
6
Construction Phase Inspections
Schedule and pass all required inspections: foundation, framing, electrical rough-in, plumbing rough-in, mechanical, and final
7
Certificate of Occupancy
Receive Certificate of Occupancy upon successful final inspection

Fees and Timeline

Fee Breakdown

Fee	Range	Confidence
ADU Permit Fee	$2,800 – $7,500	Verified
Plan Review Fee	$1,400 – $4,875	Verified

Inspections Required

Foundation inspection and soil preparation verification

Framing inspection for structural compliance with Arizona Bu

Framing inspection for structural compliance with Arizona Building Code

Electrical service and rough-in inspection for separate mete

Electrical service and rough-in inspection for separate meter installation

Plumbing rough-in and fixture installation per Tucson Code

Mechanical systems and HVAC installation

Drainage systems and stormwater management compliance

Final inspection and Certificate of Occupancy eligibility

Authority Sources

Data on this page is sourced from official records published by the permitting authority. Always verify requirements directly before submitting.

Tucson Planning and Development Services Department

Last verified: February 15, 2026

2 sources referenced

Official page

Arizona HB 2674 Implementation in Tucson

Verified February 15, 2026

Portal guide

Tucson City Code Chapter 27 (Zoning and Development)

Verified February 15, 2026

Official page

Tucson Planning and Development Services

Verified February 15, 2026

Official page

Tucson Stormwater Code and Drainage Requirements

Verified February 15, 2026

Frequently Asked Questions

Do I need a adu permit in Tucson?: Yes. Tucson requires a adu permit for this type of project. Submitting without a permit may result in fines, required removal, or complications when selling your property.
How long does adu permit approval take in Tucson?: Processing times in Tucson vary depending on project complexity and current review volume. The process involves 7 steps. Contact Tucson Development Services for current timelines.
What documents are required for a adu permit in Tucson?: Tucson requires 6 documents including Building Permit Application, Architectural Plans, Site Plan, Drainage/Hydrology Study, and others. See the full list above for details.
What happens if I build without a adu permit in Tucson?: Building without a permit in Tucson can result in stop-work orders, fines, required removal of work, difficulty selling your property, and insurance complications. It is strongly recommended to obtain proper permits before starting work.
Can PermitMagic help prepare my adu permit submission in Tucson?: Yes. PermitMagic generates a submission-ready packet tailored to Tucson's requirements, including a document checklist, workflow steps, and authority references. Start a permit plan to get your personalized packet.
How much does a adu permit cost in Tucson?: ADU permit fees in Tucson typically range from $4,200 to $12,375, depending on project scope. Fees may include building permit, plan review, and technology surcharges. Verify current fees with Tucson.