New Construction Home Inspection Checklist (2026 Buyer Guide)

The most expensive myth in residential real estate is "new construction doesn't need an inspection — it has a builder's warranty." In 2026, the average new-construction home has 22 documented defects at the pre-drywall stage, 14 at the final walkthrough, and 8 that surface in the 11-month warranty inspection. Without a third-party inspector at each of those checkpoints, every single one becomes your problem after the warranty expires.

This guide gives you the three-inspection protocol every new-construction buyer should run in 2026, the specific items each one catches, what builder warranties actually cover (and the loopholes), the negotiation playbook, and the cost-vs-value math. For the broader inspection context see the inspection hub and the home inspection checklist for buyers .

The 11-month inspection is the one buyers skip most often and regret most often. The standard builder warranty is 12 months on workmanship — anything not reported by month 12 becomes your maintenance, not their warranty.