ADU Permit Requirements in Irving, Texas
Everything you need to apply for a adu permit in Irving, Texas โ documents, fees, steps, and a downloadable submission packet.
Key Facts
- Permit required
- Yes
- Submission method
- Online
- Typical fee range
- $3,600 โ $11,880
- Review time
- Varies by jurisdiction
- Inspections
- 6 inspections required
Permit Requirements (7 items)
7 required๐ Forms & Applications(1)
๐ Plans & Diagrams(4)
๐ Supporting Documents(2)
Avoid rejections โ generate a submission-ready packet
Get a personalized ADU permit packet for Irving, Texas โ tailored to your project details.
- Required forms: Building Permit Application, and more
- Pre-filled templates: Permit Cover Sheet
- Fee breakdown: $1,200โ$7,200 estimated total
- Step-by-step City of Irving Development Services portal submission guide
- Inspection prep checklist (6 items)
- Personalized for your specific project details
Free to preview ยท Pro to download
Permit Process
Follow these steps to submit your permit application through City of Irving Development Services.
- 1
Zoning Eligibility Verification
Obtain zoning verification letter from Irving Development Services confirming ADU is allowed in property zoning district and meets dimensional requirements
You'll need: Zoning Verification Letter, Proof of Property Ownership
- 2
Submit Building Permit Application
Submit complete permit application with architectural, structural, utility plans and all required supporting documentation to Irving Development Services
You'll need: Building Permit Application, Architectural Drawings, Site Plan, Structural Engineering Plans, Mechanical and Utility Plans
- 3
Plan Review and Approval
Irving Development Services conducts comprehensive plan review for compliance with zoning ordinance, Texas Building Code, and design standards
- 4
Address Plan Review Comments
Revise and resubmit plans as needed to address any code compliance issues or comments raised during plan review
- 5
Permit Issuance and Payment
Pay all permit fees and receive approved building permit authorizing construction to begin
- 6
Construction Inspections
Schedule and pass required inspections: foundation, framing, electrical, plumbing, mechanical, and final inspection per Texas Building Code
- 7
Certificate of Occupancy
Receive Certificate of Occupancy from Irving Building Official upon successful final inspection and code compliance verification
Fees and Timeline
Fee Breakdown
| Fee | Range | Confidence |
|---|---|---|
| ADU Permit Fee | $2,400 โ $7,200 | Verified |
| Plan Review Fee | $1,200 โ $4,680 | Verified |
Inspections Required
Foundation and footing inspection per Texas Building Code
Foundation and footing inspection per Texas Building Code
Framing and structural member verification
Framing and structural member verification
Electrical rough-in and separate service panel inspection
Electrical rough-in and separate service panel inspection
Plumbing rough-in and fixture installation inspection
Plumbing rough-in and fixture installation inspection
Mechanical systems and HVAC installation inspection
Mechanical systems and HVAC installation inspection
Final inspection and Certificate of Occupancy
Final inspection and Certificate of Occupancy
Authority Sources
Data on this page is sourced from official records published by the permitting authority. Always verify requirements directly before submitting.
Verified February 15, 2026
Verified February 15, 2026
Verified February 15, 2026
Verified February 15, 2026
Frequently Asked Questions
- Do I need a adu permit in Irving?
- Yes. Irving 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 Irving?
- Processing times in Irving vary depending on project complexity and current review volume. The process involves 7 steps. Contact Irving Development Services for current timelines.
- What documents are required for a adu permit in Irving?
- Irving requires 7 documents including Building Permit Application, Architectural Drawings, Site Plan, Zoning Verification Letter, and others. See the full list above for details.
- What happens if I build without a adu permit in Irving?
- Building without a permit in Irving 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 Irving?
- Yes. PermitMagic generates a submission-ready packet tailored to Irving'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 Irving?
- ADU permit fees in Irving typically range from $3,600 to $11,880, depending on project scope. Fees may include building permit, plan review, and technology surcharges. Verify current fees with Irving.
Related Permits
Other permits in Irving
ADU permits in nearby cities
Ready to apply? Build your submission packet.
Answer a few project questions and get a adu permit packet for Irving, Texas โ with every document, form, and fee organized for submission.
Build My Permit PacketFree to preview ยท Pro to download