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Yes—inspect it when the result could still prompt a correction
A brand-new roof should usually receive a documented final check before the project is closed and final payment is released. An independent inspection is especially worthwhile when the roof is complex, the work was not observed in progress, permit records are incomplete, or visible details raise questions.
That recommendation changes when a qualified, independent party already completed a well-documented inspection with the needed scope. Another inspection may simply duplicate that work.
“Brand-new” describes age, not verified installation quality. A finished roof may look uniform from the ground while important details at flashings, penetrations, edges, drainage points, and transitions remain difficult to evaluate.
Why a new roof can benefit from another look
Roof installation includes both exposed components and work that becomes concealed. A post-installation review can document visible conditions, but it cannot automatically verify every covered fastener, underlayment lap, or deck repair. Photographs taken during installation, permit records, contracts, and completion documents help fill that gap.
A useful final inspection should address the roof as a system, not merely whether the field covering looks new. The written scope may include:
- accessible roof surfaces and the method used to view them;
- flashings, penetrations, valleys, edges, transitions, and drainage paths;
- visible fastening or alignment concerns appropriate to the roof covering;
- accessible attic evidence of active leakage, daylight, or ventilation concerns; and
- photographs, observed deficiencies, access limits, and recommended follow-up.
The exact checklist should match the roof type and the agreed assignment. Washington’s roof-inspection rule offers one jurisdictional example: it includes coverings, drainage components, visible flashings, vents, skylights, and other penetrations. The rule also requires the report to identify another viewing method when the roof is not traversed.
A visual inspection is not a guarantee against future leaks or concealed defects. Washington’s broader home-inspection standard explicitly says a home inspection is not technically exhaustive and does not identify concealed conditions or latent defects.
Permit approval and an independent inspection answer different questions
A building-department inspection addresses compliance within that jurisdiction’s required process. A privately arranged inspection follows the client’s agreed scope and can emphasize documentation, workmanship observations, and unresolved concerns. One does not automatically make the other redundant.
When a third-party inspection makes the most sense
Consider an independent roof inspector when the installer performed the only completion check, when the contract requires third-party sign-off, or when you want a condition record before workmanship-warranty deadlines begin to pass. Independence matters most when the finding could require corrective work.
Washington’s inspector ethics rule offers a useful model rather than a nationwide requirement: it requires disclosure of conflicts, unbiased conduct, and opinions limited to the inspector’s expertise. Licensing and scope rules vary, so verify the qualifications that apply where the property is located.
A second inspection is less compelling when the first reviewer was qualified and independent, had suitable access, documented limitations, and delivered a clear report. Instead, confirm that identified items were corrected and retain the report with the permit, contract, invoices, warranty documents, and installation photographs.
Decide from the remaining uncertainty
Start by checking whether required permit inspections were completed; local processes differ. Then review the existing report and project records for missing stages or unanswered concerns.
If meaningful uncertainty remains, arrange a qualified inspection with a written scope tailored to the roof. The goal is not to prove that every new roof has a problem. It is to catch observable issues while documentation is fresh and corrections are still practical.
