Florida Wind Mitigation Inspections: How the Report Saves You Thousands

I have clients who saved $800 a year by walking into their first insurance meeting with a fresh wind mitigation report. The inspection cost them $100. That is an eight-to-one return in year one, and the report stays valid for five years.

Most buyers in Tampa Bay and Central Florida do not know this exists. Their agent does not mention it. Their lender does not require it. So they close, get a quote, and just accept whatever the insurer offers — which is often the full undiscounted rate.

This post covers what a wind mitigation inspection is, what the inspector looks at, how each feature translates into premium savings, what it costs, and when to do it.

What Is a Wind Mitigation Inspection?

A wind mitigation inspection is a focused assessment of how well your home is built to resist wind damage. The inspector fills out a state-standardized form — OIR-B1-1802, issued by the Florida Office of Insurance Regulation — that documents specific construction features. You then give that completed form to your insurance carrier, who applies premium discounts based on what the form shows.

It is not the same as a standard home inspection or a 4-point inspection. A regular home inspection is a broad assessment of the home's condition. A 4-point inspection covers the four systems insurers care about most: roof, electrical, plumbing, and HVAC. A wind mitigation inspection looks specifically at how the structure handles wind forces — and it is the only one that unlocks premium discounts.

The OIR-B1-1802 form was updated effective April 1, 2026, based on a 2024 state-commissioned wind-loss study. The credits available under the new form are slightly different from the 2009 version. If you have a report from before that date and are up for renewal, it is worth scheduling a fresh inspection to see if your credits have changed.

The Seven Features Inspectors Evaluate

The OIR-B1-1802 form walks through six to seven construction categories. Here is what each one is and why it matters to your premium.

1. Roof Covering

The inspector documents the material and age of your roof covering — shingles, tile, metal, modified bitumen, and so on. Newer roofing materials installed to current Florida Building Code standards are rated to handle higher wind speeds. A 2002-or-newer roof is a baseline expectation; a roof installed after 2007 under the stricter post-hurricane-season codes is even better.

2. Roof Deck Attachment

The roof deck is the plywood or OSB sheathing nailed to your rafters. The inspector checks nail size, nail pattern, and spacing. Older homes often used 6d nails spaced widely; a deck fastened with 8d ring-shank nails at 6-inch spacing is significantly more resistant to uplift. This is one of the most impactful credits — deck failure is how most roofs come off in hurricanes.

3. Roof-to-Wall Attachment

This measures how the roof structure connects to the walls. From least to most resistant: toenail (the weakest — a single nail driven at an angle), then single-wraps, then clips, then double-wraps, then structural connections like ridge-to-rafter systems. Homes with double-wraps or structural connectors earn the strongest credit here. Many Tampa Bay homes built before 1995 only have toenails.

4. Roof Geometry

The shape of your roof matters. A hip roof — where all four sides slope down to the walls — presents no large flat surfaces for wind to grab. A gable roof has those triangular vertical end walls (the gables) that catch wind and generate higher uplift forces. Studies show gable-end roofs take up to 40% more wind pressure than hip roofs at the same wind speed. Buyers shopping in Pinellas County neighborhoods built post-1990 often find hip roofs; older Hillsborough bungalows frequently have gable or combination geometries.

5. Secondary Water Resistance

Secondary water resistance (SWR) is a self-adhering rubberized underlayment — sometimes called peel-and-stick — applied beneath the roof covering and over the deck. If the outer roof covering is damaged or removed in a storm, SWR prevents water intrusion until the roof can be repaired. Homes built after 2002 in most Florida counties are required to have it. If yours was built before that, it may not — and that affects both your credit and your flood/water claim risk.

6. Opening Protection

This is often the biggest credit available, and also the most misunderstood. Opening protection means every window, exterior door, skylight, and garage door on the home is either impact-rated or covered by a rated shutter system. The key word is every — one unprotected opening can drop your credit tier significantly. Partial protection earns a partial credit; full protection earns the maximum. Impact-resistant windows (PGT, CGI, Andersen Impact, and others common in Tampa Bay) count the same as accordion or panel shutters if they meet the FBC product approval standards.

7. Wind Speed Zone and Terrain Exposure

Your insurer also factors in the design wind speed for your specific location — derived from ASCE 7 maps and Florida Building Code wind speed zones. Coastal Pinellas and Hillsborough properties sit in higher wind speed zones than properties 40 miles inland. This affects the base rate your insurer charges before any credits apply, not something the inspector directly controls, but it is part of how the full picture is assembled.

What the Credits Are Worth

The discounts apply to the windstorm portion of your homeowners premium — not the full policy, but windstorm is often the largest piece in coastal Florida markets. The range is wide because it depends on which features your home has and which carrier you use.

• Partial credits (1-2 features): 10–20% off wind coverage
• Moderate credits (3-4 features): 20–40% off wind coverage
• Strong credits (5-6 features): 40–60% off wind coverage
• Full credits (all features, post-2002 construction): up to 60–88% off wind coverage

For a Tampa Bay home paying $2,500–$4,000 annually for homeowners insurance, even a 20% wind credit translates to $300–$600 per year. A home with hip roof, secondary water resistance, and full opening protection can realistically save $800–$1,500 per year compared to no wind mit report at all.

“I have clients who saved $800 a year by walking in with a fresh wind mit report. This is the cheapest thing you can do.”

What It Costs and How to Schedule One

In Tampa Bay and Central Florida, a standalone wind mitigation inspection runs $75–$150. Most inspectors in Pinellas County price it around $100–$120. If you bundle it with a 4-point inspection — which many insurers also require for homes 25 years or older — you can often get both for $150–$200 combined.

The inspection itself takes 45 minutes to an hour. The inspector does not need access to every room — they focus on the attic (to check deck attachment and roof-to-wall connections), the exterior (roof geometry, shutters, windows), and sometimes the garage (for door ratings). You get the completed OIR-B1-1802 form the same day or within 24 hours.

Florida law specifies who can perform wind mitigation inspections. Authorized inspectors include licensed home inspectors with hurricane mitigation training, building code inspectors, licensed general or building contractors, professional engineers, and licensed architects. Ask your inspector specifically whether they are authorized to complete the OIR-B1-1802 form — not every home inspector is certified for wind mit.

When to Get Inspected — and When to Re-Inspect

The OIR-B1-1802 is valid for five years from the inspection date, as long as there are no material changes to the structure. Re-inspect every five years to keep your credits active and your discounts uninterrupted.

Re-inspect sooner if any of these happen:

• You replace your roof — a new roof often improves your deck attachment and SWR credits
• You install impact windows or hurricane shutters — this can unlock or improve your opening protection credit
• You buy a home — wind mit reports do not transfer automatically from seller to buyer
• The OIR-B1-1802 form was updated (the April 2026 revision is worth a fresh look if you have an older report and have done any roof or window work)

If you are buying a home in Tampa Bay, Pinellas County, or anywhere in Central Florida, schedule the wind mitigation inspection during your due diligence period — before you close. You will have the report ready before you shop insurance quotes, which puts you in a much better position to compare carriers. Some insurers will quote you a lower rate on the spot; others require you to submit the form after binding, with a retroactive credit on your first renewal.

Frequently Asked Questions

Do I need a wind mitigation inspection to get homeowners insurance in Florida?

No — it is not required to obtain coverage. But without a completed OIR-B1-1802, your insurer has no documentation of your wind-resistant features and cannot apply credits. You will pay the full undiscounted rate. For most Florida homes, that means leaving real money on the table.

How much can a wind mitigation report actually save?

It depends on your home's construction and your insurer. A rough range for Tampa Bay: $200–$1,500 per year. Homes built after 2002 with hip roofs and impact windows are at the high end. Older gable-roof homes with no shutter system may see more modest savings — but even $200 a year pays for the inspection in the first six months.

How long is a wind mitigation report valid?

Five years. After that you need a new inspection to continue receiving credits. If you make structural changes — new roof, new windows, new doors — re-inspect as soon as the work is complete so you are not waiting years for the updated credits to kick in.

Who does the wind mitigation inspection?

A Florida-licensed home inspector with certified hurricane mitigation training, a licensed contractor, a building code inspector, a professional engineer, or a licensed architect. Your real estate agent, title company, or insurer can refer you to one. Expect a 1-2 week lead time during busy season (April–June before hurricane season) and faster availability in the off-season.

My home was built after 2002 — do I still need an inspection?

Yes. Post-2002 homes likely have some qualifying features already built in, but the credits only apply if you have a completed OIR-B1-1802 on file with your insurer. The inspection documents what you have. Without it, the carrier charges you the unverified rate. The inspection is still $75–$150 and the savings typically far exceed that cost.