Introduction: Why Permits Matter More Than You Think
In Los Angeles, skipping permits or overlooking inspections isn’t just risky—it’s illegal. Whether you’re building an ADU, remodeling your kitchen, or expanding your home, getting proper approvals ensures your project is safe, legal, and up to code.
This guide breaks down when you need a permit, how to get one, and what to expect during inspections. We’ll also cover common pitfalls to avoid.

1. What Is a Building Permit, Exactly?
A building permit is an official approval issued by the city of Los Angeles that allows construction or remodeling to begin. It confirms your project meets zoning, safety, and structural standards.
Permits are issued by the Los Angeles Department of Building and Safety (LADBS).
2. Projects That Require Permits in LA
Common projects requiring permits:
- Kitchen or bathroom remodels (with plumbing/electrical changes)
- Room additions or conversions
- Structural changes (walls, roof, foundation)
- Electrical panel upgrades
- Window enlargements
- ADUs or garage conversions
Projects that may not require a permit:
- Painting
- Replacing flooring
- Minor cosmetic upgrades
When in doubt, always check with LADBS.
3. What Happens If You Don’t Get a Permit?
Working without permits can lead to:
- Stop work orders
- Fines or penalties
- Difficulty selling the home later
- Problems with insurance coverage
Worst-case scenario? You may be forced to undo finished work.
4. Types of Permits You Might Need
Depending on your project, you might need:
- Building Permit – for structural or major changes
- Electrical Permit – for wiring, panels, lighting
- Plumbing Permit – for pipework, water heaters
- Mechanical Permit – for HVAC systems
- Grading Permit – for excavation or hillside work
Each comes with its own application and inspection process.

5. How to Apply for a Permit in Los Angeles
Steps:
- Prepare architectural drawings (if required)
- Submit to LADBS via their online portal (or in person)
- Pay plan check/application fees
- Address any corrections from plan reviewers
- Receive your permit
You must post the permit visibly at the job site.
6. How Long Does It Take to Get a Permit?
Timelines vary:
- Minor permits: 1–5 days
- Plan checks: 2–6 weeks
- Complex projects (ADUs, additions): 6–12 weeks
Delays often come from incomplete documents or zoning issues.
7. Understanding Zoning and Setbacks
LA’s zoning laws affect what you can build:
- R1, R2, RD zones have different rules
- Setback requirements dictate how close you can build to property lines
- Height restrictions may apply in view-sensitive areas
Check zoning maps at ZIMAS.lacity.org
8. What Inspectors Check at Each Stage
Typical inspections include:
- Foundation and framing
- Electrical rough and final
- Plumbing rough and final
- Insulation and drywall
- Final inspection for Certificate of Occupancy

9. What to Expect on Inspection Day
Tips for a smooth visit:
- Be on-site or have a representative present
- Ensure work is ready for inspection (no missing pieces)
- Have permit and plans accessible
- Be courteous—inspectors can issue corrections or approve on the spot
10. How Much Do Permits Cost in LA?
Permit fees vary by project size and scope:
- Kitchen remodel: $400–$1,200
- Room addition: $1,000–$3,000+
- ADU: $4,000–$8,000+
You can use the LADBS fee estimator tool online.
11. Common Reasons for Permit Delays
- Incomplete application
- Missing structural calculations
- Zoning conflicts
- Historical or environmental overlays
- Backlog at LADBS
12. Working with Permit Expeditors
Permit expeditors are professionals who:
- Know LADBS procedures
- Help fast-track applications
- Manage plan revisions and responses
They can save weeks on large or complex projects.

13. FAQs About Permits and Inspections
Can I pull my own permit as a homeowner?
Yes—but if you hire a contractor, they should pull the permit to assume liability.
What happens if I fail an inspection?
You’ll get a correction notice. Fix the issue and schedule a re-inspection (usually no extra fee).
Do all remodels need inspections?
If a permit is required, then yes. Each permit has one or more inspections tied to it.
14. The Role of Title 24 in California Permits
Title 24 refers to California’s energy efficiency standards:
- Affects insulation, lighting, windows, HVAC
- Projects must pass energy compliance checks
Noncompliance can delay or block final inspection.
15. Final Thoughts: Build Smart, Build Legal
Permits and inspections may feel like red tape—but they’re there to protect your investment and safety. Understanding the process from the start will keep your project moving and your final result stress-free.
Need help navigating LADBS or permitting in LA? Our team of experts is ready to guide your remodel from plans to final inspection—seamlessly.