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Insurance & Wind Mitigation

Does a Wind Mitigation Inspection Lower Insurance Costs in Florida?

How the OIR-B1-1802 form actually works, which of the seven categories carry the most weight, and why some Northeast Florida homes see a large credit while others see almost none.

The short answer

It can, and for many Northeast Florida homes it does. A wind mitigation inspection documents specific construction features on a standardised state form, and Florida law requires insurers to apply discounts to the windstorm portion of your premium for the features that are verified. The credit is not a marketing gesture from the carrier. It is a rate mechanism built into how Florida homeowners insurance is priced.

What it is not is a guaranteed number. We will not tell you what you will save, because we do not set your rate and neither does the form. The inspection reports what your house has. Your carrier applies its own filed credits to that report. Two identical reports at two different carriers produce two different savings figures, and a house with no qualifying features produces no credit at all.

The honest way to think about it: the inspection tells you and your insurer the truth about how your house is built to resist wind. If the truth is favourable, you get paid for it. If the truth is unfavourable, you have learned something worth knowing before the next storm rather than after it.

What the OIR-B1-1802 form actually asks

Florida uses one statewide uniform mitigation verification form, the OIR-B1-1802, and every property insurer in the state accepts it. That standardisation is genuinely useful. It means our report is directly comparable to anyone else's, and it means we cannot flatter your house — the form asks yes-or-no questions with photographic evidence attached to each answer.

The form covers seven areas. Building code compliance asks when the home was built or when the roof was permitted, because homes built to the 2001 Florida Building Code and later carry a baseline structural assumption. Roof covering asks what the roof is made of and whether its permit and product approval indicate it meets current code standards. Roof deck attachment asks what fastened the plywood to the trusses and at what spacing. Roof-to-wall connection asks what physically holds the roof structure down to the walls — toe nails, clips, single wraps or double wraps. Roof geometry asks whether the roof is hip, gable, or something else. Secondary water resistance asks whether there is a sealed underlayment layer beneath the covering. Opening protection asks whether every glazed and non-glazed opening is protected to an impact standard.

Each of those questions has a defined evidence requirement, and that is the part homeowners underestimate. We are not eyeballing the roof from the driveway. Roof deck attachment means being in the attic, measuring nail spacing and identifying fastener type at multiple locations. Roof-to-wall connection means finding the truss-to-top-plate joint and photographing the actual connector. Opening protection means reading product approval labels on windows, doors and shutters. If the evidence is not there, the answer defaults to the least favourable option that can be supported.

Which categories move the needle most

In our experience across St. Johns, Duval, Clay, Flagler, Volusia and Putnam counties, opening protection and roof-to-wall connection are the two that most often change a homeowner's premium meaningfully. Opening protection is all-or-nothing in a way people find frustrating: if one window in the house lacks rated protection, the home generally cannot be credited as protected. A house with impact glass everywhere except the sliding door to the lanai gets treated as unprotected.

Roof-to-wall connection is where older Northeast Florida housing loses ground. A 1978 frame house in Palatka or Green Cove Springs often has toe-nailed trusses, which is the weakest documented option on the form. A 2006 house in Nocatee or Fleming Island usually has clips or single wraps. The difference between those two answers is structural, and the credits reflect that.

Roof shape matters and it is fixed. A hip roof — sloped on all four sides — sheds wind load better than a gable and generally earns more. You are not going to change your roof geometry for an insurance credit, but it is useful to know when you are comparing two houses in the same neighbourhood at the same price.

Secondary water resistance is the one people most often assume they have and do not. A self-adhering sealed roof deck is a specific product installed at re-roof time. Standard felt underlayment is not the same thing, and neither is peel-and-stick applied only in the valleys. If your roofer did it, they should be able to produce documentation. If nobody can, the form says no.

How long the report stays good

A wind mitigation report is generally accepted for five years. After that your carrier will want a current one to keep the credits in place. Set a reminder, because the lapse is quiet — you will not usually get a warning that credits are about to drop off.

There are three other moments worth ordering a new one. After a re-roof, because the new roof almost always changes several answers at once: covering, deck attachment, and often secondary water resistance. After installing impact windows or code-approved shutters, because opening protection is the single highest-value category for most homes. And when you buy a home, because the credits do not automatically follow the property to a new policy.

We have inspected houses where a previous owner installed accordion shutters, never told anyone, and the home carried no opening protection credit for six years. Nothing about that was anyone's fault. The information simply never made it onto a form.

What happens on inspection day

The visit itself is short — typically 30 to 60 minutes for a single-family home. We need attic access, so clear the hatch and make sure we can get to it. We need to see the outside of every window and door, so unlock gates and move anything blocking a slider. If you have permits, product approval stickers, roofing invoices or shutter documentation, put them on the kitchen counter. Documentation frequently decides a category.

We are in the attic with a light and a tape measure looking at the underside of the roof deck. We photograph fastener heads and measure spacing. We find the exterior wall top plate and photograph the connector at the truss. We go around the exterior and photograph every opening and its labelling. Then we complete the 1802 with the photos attached and email the PDF, usually the same day.

Two practical notes. If the attic is completely inaccessible — no hatch, spray foam encapsulating the deck, or a truss layout we cannot safely traverse — some answers cannot be verified, and unverified means uncredited. That is worth knowing before you order. And if the report comes back weak, that is not a wasted inspection. It is a priced list of what to change.

When a wind mitigation inspection is not the right first call

If your carrier has flagged your roof age, a wind mitigation report will not solve that. That is a roof condition question, handled with a roof inspection documenting remaining useful life. Similarly, if you are being asked for a 4-point inspection, that is a different form covering different systems. Requirements vary by carrier, so confirm with your insurance agent, your realtor or your lender whether one is needed — we can include it with your inspection.

If you are buying, order the wind mitigation alongside your full home inspection rather than after closing. Doing both in one visit is cheaper and faster, and knowing the wind mitigation result before you commit to a carrier means you can shop with real numbers instead of estimates.

And if your home was built in the last few years — a lot of Nocatee, Northside Jacksonville and Palm Coast inventory falls here — the report is usually strongly favourable and worth ordering immediately. Modern code-built homes tend to check most boxes. There is no reason to pay a rate that assumes otherwise.

Questions

How much will a wind mitigation inspection save me?

We cannot tell you a dollar figure and you should be suspicious of anyone who does. The credits are applied by your carrier to the windstorm portion of your premium based on filed rates, and they vary by insurer, by county and by your specific policy. What we can tell you is what your house has, on the state form, with photographic evidence — which is the only input either you or your agent can actually control.

How long does a wind mitigation inspection take?

Usually 30 to 60 minutes on site for a single-family home. The report is completed with photographs afterward and typically emailed the same day. Attic access is the main variable — a tight hatch or a difficult truss layout adds time.

How often do I need a new wind mitigation report?

Generally every five years. Also order a new one after a re-roof, after installing impact windows or code-approved shutters, and when you buy a home, since credits do not transfer automatically to a new policy.

Can a wind mitigation inspection hurt me?

It can produce a report showing few qualifying features, which means little or no credit. It does not create a problem that was not already there — your house was built the way it was built. What the report gives you is an accurate list of which upgrades would actually change your rating, rather than guesswork.

Do I need attic access for the inspection?

Yes, for most homes. Roof deck attachment and roof-to-wall connection both require photographing conditions inside the attic. If there is no safe access, those categories cannot be verified and will be reported at the least favourable supportable answer.

Need an inspection on a Northeast Florida property?

Call 904-806-7679 and speak to William Knight directly. He inspects the property himself and sends the report, usually within 24 hours.

Mon–Sat 8am–6pm · 20+ years construction and renovation experience · InterNACHI certified, licensed and insured

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