From the Island Contractors team · Hawaiʻi C-5 License CT-37515 · September 2026
A permit is the City's way of checking that work on your home was done safely, and it's the paper trail the next buyer's inspector will ask for. On Oʻahu, the City & County of Honolulu's Department of Planning and Permitting (DPP) issues them, and who pulls each one depends on the type of work. In a whole-home remodel, where several trades share one schedule, that list is longer, which is why it goes in writing before anyone starts.
What needs a permit
- Wall changes — if the wall you want gone turns out to carry load, that becomes an engineer's and a separately licensed contractor's job, with its own building permit.
- Plumbing changes — relocating a sink, adding fixtures, or re-routing drains may need a plumbing permit, which the plumber pulls.
- Electrical changes — new circuits, panel work, or significant rewiring may need an electrical permit, which the electrician pulls.
What usually doesn't
Some like-for-like cosmetic work may not need a building permit, but the answer depends on the actual scope. Ask DPP if you're unsure, and make sure your contract says, in plain words, who is doing the plumbing, the wiring and any structural work, and who is pulling which permit. That one line in the contract is most of what hiring a licensed contractor comes down to.
Why skipping the permit costs you later
Unpermitted work can stall a sale, void a homeowner's insurance claim, and mean opening finished walls for an inspector years from now. Do it right and the work adds to what your home is worth. Our part is simple: Island Contractors holds Hawaiʻi C-5 License CT-37515 for cabinetry, millwork, carpentry and nonbearing walls. Before work starts we figure out which parts of your plan likely need a DPP permit and write down who is responsible for each one. A licensed plumber handles the plumbing, a licensed electrician the wiring, and anything structural goes to the contractor licensed for it.
