Construction · 2026-06-17

Do You Need a Permit for That Project? A Homeowner's Quick Guide

Skipping a required building permit can cost you at resale and after a problem. Here's how to know when you need one.

Many homeowners assume permits are red tape, but they exist mostly for safety and resale. As a rough rule, work that changes a home's structure, electrical, plumbing, or mechanical systems usually needs a permit: additions, removing or moving walls, new electrical circuits, water-heater or furnace replacement, decks above a certain height, and re-roofing in many areas. Cosmetic work like painting, flooring, cabinet swaps, and most fixture replacements typically does not. Rules vary by city and county, so a quick call to your local building department is the reliable answer.

The risk of skipping a required permit shows up later. Unpermitted work can stall a home sale, void parts of your insurance claim after a fire or water loss, and force you to open up finished walls so an inspector can verify what is behind them. Inspections protect you, since a licensed inspector is a free second set of eyes confirming the work meets code.

For permitted jobs, the contractor usually pulls the permit in their name, which keeps liability with them rather than you. Be wary if a pro asks you to pull an owner-permit to save money on a job they should be licensed for. When the work touches gas, structural framing, or your electrical panel, this is firmly call-a-pro territory, not a weekend DIY. A qualified building professional will know your jurisdiction's requirements and handle the paperwork.

Relevant resource: a qualified building professional.