Planning a project? Find out if you need a permit first →

Not sure if your project needs a permit?

Skipping a required permit can mean stop-work orders, fines, and headaches when you go to sell your home. Answer a few quick questions about your project and state, and get a clear, general read on typical requirements — then connect with a local permit expediting service to handle the paperwork, free and with no obligation.

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AI Permit Requirement Checker

Select your state and project type for a general, educational read on typical permit requirements, rough cost tier, and typical timeline — no signup required to see your result.

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General information only, not an official determination. Always confirm with your local permit office.

The permit you skip today can cost far more later

Unpermitted work can lead to stop-work orders mid-project, fines from your local building department, and real trouble when you go to sell — many buyers' lenders and inspectors flag unpermitted work. Most homeowners aren't trying to cut corners; they simply don't know a permit was required until it's too late. Getting clarity upfront is almost always cheaper than fixing it after the fact.

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AI Permit Requirement Checker

Tell us your state and project type for a general, educational read on typical permit requirements. This isn't an official determination — only your local permit office can confirm what's actually required for your address.

General educational guidance only, not an official permit determination. Requirements vary by city and county — always verify with your local permit office.

Your typical requirements appear here

Select your state and project type on the left for a general read on likelihood, cost tier, and timeline.

Every kind of project

What are you trying to get done?

Permitting covers more ground than most people realize. Here's the full picture, in plain English.

Most common

Residential Construction

New builds, additions, and structural changes to homes. Learn more →

Kitchens & baths

Renovation & Remodel

Kitchen, bathroom, and interior remodel projects. Learn more →

Licensed trade

Electrical

Panel upgrades, rewiring, EV chargers, and new circuits. Learn more →

Licensed trade

Plumbing

Repiping, water heaters, and fixture relocations. Learn more →

For businesses

Business Licensing

Occupancy and licensing for a new or changed business location. Learn more →

Before you build

Land Use & Zoning

Setbacks, zoning variances, and land use approvals. See all →

Free interactive tool

Estimated permit timeline calculator

Get a general sense of how long permit review typically takes for your project type. These are illustrative ranges, not guarantees — actual timelines depend heavily on your local permitting office's current workload.

Compare at a glance

Permit vs. no permit: what typically changes

 Cosmetic / minor workStructural / systems workNew construction
Permit typically needed?Usually noUsually yesAlmost always yes
ExamplesPainting, flooring, cabinet swapsElectrical, plumbing, wall removalAdditions, new structures, major renovations
Typical cost tier$$$$$$
Typical review timeNot applicableRoughly 1–4 weeksRoughly 3–12+ weeks
Inspection required?RarelyUsuallyAlmost always, multiple

A simplified, general overview — exact requirements, fees, and timelines vary significantly by city and county. Always verify with your local permit office before starting work.

Quick self-check

Permit vs. no-permit risk quick-check

Check any that apply for a general, educational read on your situation.

Ask PermitIQ

Clear, plain-English answers, any time

Ask how permit requirements generally work, what a permit expediter does, or how long review typically takes. For your specific address, PermitIQ will point you to a local permit expediting specialist.

PermitIQ
AI Permit Guidance Assistant · general information · not legal advice
Hi, I'm PermitIQ. Tell me about your project and I'll explain how permit requirements generally work. Try: "Do I need a permit to replace a water heater?" I can't confirm requirements for your specific address, but I can point you to a local permit expediting specialist who can.
Recommended resources

Trusted services for your project

We don't rank or endorse one service as universally "best" — each has strengths depending on your needs. As an affiliate partner, we may earn a commission if you use one of these services, at no extra cost to you.

Legal documents

LegalZoom

Legal document support for contracts, disputes, and business licensing needs.

Visit LegalZoom →
Legal documents

Rocket Lawyer

Attorney access and legal document templates for property and contractor agreements.

Visit Rocket Lawyer →
Find a contractor

HomeAdvisor

Connect with vetted local contractors for permitted renovation work.

Visit HomeAdvisor →
Find a pro

Thumbtack

Compare local pros for electrical, plumbing, and remodel projects.

Visit Thumbtack →

We are an independent information resource. Mentioning a service here is not an endorsement or ranking, and inclusion doesn't guarantee it's the right fit for your project. See our advertising & affiliate disclosure.

Helpful resources for your next step

Books, exam prep & tools homeowners actually use

A permit project usually touches more than the permit itself — here are reference books, study guides, and tools our readers find useful at different stages. As an Amazon Associate we earn from qualifying purchases.

Building code & homeowner reference books

📖 Code reference

Residential Building Code Handbook

The go-to plain-English reference for IRC requirements homeowners and contractors run into most.

Amazon →
📖 Code reference

International Building Code (IBC)

The commercial/multi-family counterpart to the residential code, for larger projects.

Amazon →
⚖️ Legal reference

Homeowner's Legal Guide

Covers property rights, contractor disputes, and code compliance in accessible language.

Amazon →
🏠 Real estate

Home Buying & Selling Handbook

Especially useful when unpermitted work or disclosures are part of a sale.

Amazon →

Licensing & exam prep

📝 Exam prep

Contractor's License Exam Prep

Widely used study guide for state contractor licensing exams.

Amazon →
📝 Exam prep

Building Inspector Exam Study Guide

Study guide for those pursuing building-inspector or plans-examiner certification.

Amazon →
🎓 Course reference

Blueprint Reading for Construction

A practical introduction to reading residential and commercial plan sets.

Amazon →

Measuring & inspection tools

📏 Measuring

Laser Distance Measure

Fast, accurate measurements for setbacks, room dimensions, and framing.

Amazon →
📐 Measuring

Tape Measure (25ft, Magnetic)

A durable job-site tape measure for everyday DIY and inspection prep.

Amazon →
🔦 Inspection

Moisture Meter

Check for hidden water damage before a sale, remodel, or inspection.

Amazon →
🛠️ Framing

Laser Level Kit

Level footings, decks, and framing accurately before your inspection.

Amazon →

Planning & organization

📋 Organization

Home Renovation Project Planner

Track permits, contractors, budgets, and timelines in one notebook.

Amazon →
📁 Organization

Expandable File Folder Organizer

Keep permit applications, approved plans, and inspection reports organized.

Amazon →
✅ Inspection prep

Home Inspection Checklist Notebook

A structured checklist format for getting ready for any inspection.

Amazon →

Product suggestions are general category picks, not specific endorsements of a single title or brand. See our advertising & affiliate disclosure.

Location-specific guidance

Permit guidance by city

Permit requirements, fees, and review times vary a lot by city and county. Browse our city guides, or talk to a permit expediting specialist now.

Talk to a permit expediting specialist — free
Questions people ask us

Permit FAQ

Do I need a permit for a kitchen remodel?
It depends on the scope of work. Cosmetic changes like painting or replacing cabinets typically don't require a permit, but moving plumbing or electrical, removing walls, or changing the footprint usually does. Requirements vary by city and county — check with your local permit office before starting work.
What happens if I build without a permit?
Consequences vary by jurisdiction but can include stop-work orders, fines, difficulty selling the home later, and being required to open up finished work for inspection. Rules and penalties differ significantly by city and county.
How long does it take to get a building permit?
Timelines vary widely — a simple residential permit might be issued in days to a couple of weeks in some jurisdictions, while more complex projects or busy permitting offices can take several weeks to months. A local permit expediter can often give you a more specific estimate for your area.
What does a permit expediter do?
A permit expediter helps prepare and submit permit applications, tracks their progress with the local permitting office, and helps resolve issues that come up during review — which can save homeowners and contractors significant time.
Is business licensing the same as a building permit?
No. A building permit covers physical construction or alteration work, while a business license covers your legal authorization to operate a business, and an occupancy permit covers whether a space is approved for your intended use. A single project can require more than one.
Free download

The Homeowner's Permit Guide

A clear, no-jargon guide: how to tell if your project needs a permit, a step-by-step permit checklist, and the exact questions to ask your local permit office before you start. Yours instantly.

  • How to tell if your project needs a permit
  • A step-by-step permit checklist
  • What a permit expediter actually does
  • Questions to ask your local permit office

Get the free guide

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