ADU Permit Requirements in Long Beach, California
Everything you need to apply for a adu permit in Long Beach, California — documents, fees, steps, and a downloadable submission packet.
Key Facts
- Permit required
- Yes
- Submission method
- Online
- Typical fee range
- $6,300 – $20,625
- Review time
- Varies by jurisdiction
- Inspections
- 7 inspections required
Permit Requirements (6 items)
6 required📋 Forms & Applications(1)
📐 Plans & Diagrams(3)
📄 Supporting Documents(2)
Generate your permit packet
Get a personalized ADU permit packet for Long Beach, California — tailored to your project details.
- Required forms: Building Permit Application, and more
- Pre-filled templates: Permit Cover Sheet
- Fee breakdown: $2,100–$12,500 estimated total
- Step-by-step Long Beach Development Services Department portal submission guide
- Inspection prep checklist (7 items)
- Personalized for your specific project details
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Permit Process
Follow these steps to submit your permit application through Long Beach Development Services Department.
- 1
Pre-Application Review
Consult with Long Beach Development Services staff to verify ADU eligibility, zoning compliance, and confirm project meets all local requirements
You'll need: Property Deed and Title
- 2
Submit Building Permit Application and Plans
Submit complete permit application with architectural, structural engineering, and MEP documents to Development Services
You'll need: Building Permit Application, Architectural Plans, Site Plan, Structural Engineering Report, Mechanical, Electrical, and Plumbing Plans
- 3
Plan Review and Compliance Verification
Building and Planning staff review plans for compliance with Long Beach Municipal Code Chapter 21, California Building Code, and state ADU law
- 4
Address Revisions and Staff Comments
Submit revised plans if staff identifies code compliance issues or requires additional information
- 5
Pay Permit and Inspection Fees
Pay permit issuance and plan review fees based on construction valuation
- 6
Construction Inspections
Schedule and pass required building inspections: foundation, framing, electrical, plumbing, mechanical, and final
- 7
Final Inspection and Certificate of Occupancy
Receive Certificate of Occupancy upon passing final inspection and code compliance verification
Fees and Timeline
Fee Breakdown
| Fee | Range | Confidence |
|---|---|---|
| ADU Permit Fee | $4,200 – $12,500 | Verified |
| Plan Review Fee | $2,100 – $8,125 | Verified |
Inspections Required
Foundation and footing installation per California Building
Foundation and footing installation per California Building Code standards
Structural framing, connections, and integrity verification
Structural framing, connections, and integrity verification
Electrical system rough-in, panel installation, and final in
Electrical system rough-in, panel installation, and final inspection
Plumbing rough-in, water line sizing, and final connections
Plumbing rough-in, water line sizing, and final connections
Mechanical systems, HVAC, and ventilation installation
Mechanical systems, HVAC, and ventilation installation
Roof framing, sheathing, and waterproofing protection
Roof framing, sheathing, and waterproofing protection
Final comprehensive inspection and Certificate of Occupancy
Final comprehensive inspection and Certificate of Occupancy issuance
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 Long Beach?
- Yes. Long Beach 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 Long Beach?
- Processing times in Long Beach vary depending on project complexity and current review volume. The process involves 7 steps. Contact Long Beach Development Services for current timelines.
- What documents are required for a adu permit in Long Beach?
- Long Beach requires 6 documents including Building Permit Application, Architectural Plans, Site Plan, Structural Engineering Report, and others. See the full list above for details.
- What happens if I build without a adu permit in Long Beach?
- Building without a permit in Long Beach 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 Long Beach?
- Yes. PermitMagic generates a submission-ready packet tailored to Long Beach'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 Long Beach?
- ADU permit fees in Long Beach typically range from $6,300 to $20,625, depending on project scope. Fees may include building permit, plan review, and technology surcharges. Verify current fees with Long Beach.
Related Permits
Other permits in Long Beach
ADU permits in nearby cities
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