ADU Permit Requirements in Austin, Texas

Understand the requirements, gather the right documents, and generate a submission-ready packet for your adu permit in Austin, Texas.

Key Facts

Permit required
Yes
Submission method
Online
Typical fee range
$100 โ€“ $900
Review time
Varies โ€” contact authority
Inspections
6 inspections required
Needs verificationLast verified: Feb 15, 20261 verified source

Limited Data Available

Some information on this page has not been fully verified. We're working to improve data quality. Always verify with Austin directly.

Permit Requirements (6 items)

6 required

๐Ÿ“‹ Forms & Applications(1)

๐Ÿ“ Plans & Diagrams(3)

๐Ÿ“„ Supporting Documents(2)

Generate your permit packet

Get a personalized ADU permit packet for Austin, Texas โ€” tailored to your project.

  • Required forms: Permit Application, and more
  • Pre-filled templates: Permit Cover Sheet
  • Fee breakdown: $100โ€“$900 estimated total
  • Step-by-step Austin Permits and Development Services portal submission guide
  • Inspection prep checklist (6 items)
  • Personalized for your specific project details
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Permit Process

Follow these steps to submit your permit application through Austin Permits and Development Services.

  1. 1

    Create Account

    Register on the Austin Permits and Development Services portal.

    You'll need: Email address

  2. 2

    Start Application

    Log in and select the ADU permit application.

    You'll need: Login credentials

  3. 3

    Enter Project Details

    Fill in project address, owner information, and system details.

    You'll need: Project address, Owner contact, Contractor license

  4. 4

    Upload Documents

    Upload all required documents per the checklist.

    You'll need: All required documents in PDF format

  5. 5

    Pay Fees and Submit

    Pay applicable fees and submit the application.

    You'll need: Payment method

Fees and Timeline

Fee Breakdown

FeeRangeConfidence
Building/Electrical Permit Fee$200 โ€“ $900Estimated
Plan Review Fee$100 โ€“ $585Approximate

Fees are estimates and may change. Verify current fees with Austin.

Inspections Required

Foundation Inspection

Verify foundation per approved structural plans

Framing Inspection

Verify wall, floor, and roof framing

Electrical Rough-In

Verify wiring, panel, and circuit layout

Plumbing Rough-In

Verify supply and drain installation

Insulation

Verify insulation installation per energy code

Final Inspection

Complete inspection of finished ADU

Authority Sources

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

City of Austin Development Services Department

Last verified: February 15, 2026

1 source referenced

Official page
Austin ADU Permit Information

Verified February 15, 2026

Fee schedule
Austin Fee Schedule

Verified February 15, 2026

Portal guide
Austin Online Permitting Portal

Verified February 15, 2026

Frequently Asked Questions

Do I need a adu permit in Austin?
Yes. Austin 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 Austin?
Processing times in Austin vary depending on project complexity and current review volume. The process involves 5 steps. Contact Austin Development Services for current timelines.
What documents are required for a adu permit in Austin?
Austin requires 6 documents including Permit Application, Site Plan, Architectural Plans, Structural Calculations, and others. See the full list above for details.
What happens if I build without a adu permit in Austin?
Building without a permit in Austin 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 Austin?
Yes. PermitMagic generates a submission-ready packet tailored to Austin'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 Austin?
ADU permit fees in Austin typically range from $100 to $900, depending on project scope. Fees may include building permit, plan review, and technology surcharges. Verify current fees with Austin.

Ready to prepare this permit correctly?

Start your adu permit plan for Austin, Texas and generate a submission-ready packet with all required documents and authority references.

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