Home Addition Permits
Add the room you need — with the permits to keep it.
Home addition permits for room additions, second-story additions, and rear extensions. Permit Junkie handles foundation, framing tie-in, and energy.
Overview
Foundation tie-in
We confirm dowel placement, footing match, and waterproofing details where new meets existing.
Framing & lateral
Roof-line transitions, shear walls, and beam pockets are validated for your seismic / wind zone.
Energy & MEP
Title 24 / IECC envelope, HVAC sizing, and electrical load impact are documented for review.
Frequently asked questions
- Do I always need a addition permit?
- In most U.S. jurisdictions, yes — any addition work that affects structure, life-safety, or utility connections requires a permit. Permit Junkie checks your local rules against your project scope so you never guess.
- How long does a addition permit take to approve?
- Approval times vary by municipality and project complexity — from 24 hours for a counter permit to 6–12 weeks for plan review. Permit Junkie's Municipality Intelligence shows live processing times for every jurisdiction in our network.