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Florida Commercial Real Estate Due Diligence Checklist

A structured commercial real estate due diligence checklist tailored for Florida buyers, lenders, and brokers. Covers building inspection, environmental, title, financial, and insurance review across the Tampa Bay, Sarasota, and Central Florida markets.
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Sage Newgard
May 01, 2026
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Quick Answer

A Florida commercial real estate due diligence checklist covers six core areas: physical condition (building inspection or PCA), environmental review, title and survey, zoning and land use, financial verification, and insurance underwriting. Most Florida buyers need 30 to 60 days to complete it properly. Skip any one of these, and you risk inheriting expensive problems the seller already knew about.

A solid commercial real estate due diligence checklist in Florida is what separates a confident purchase from a costly mistake. I've walked through deals where buyers focused entirely on the cap rate and signed without ever climbing on the roof, only to discover six-figure repair bills the week after closing. That's what due diligence is supposed to catch.

At Sage Commercial Inspections, we work with buyers, lenders, and commercial real estate agents across Sarasota, Tampa, Orlando, Lakeland, Naples, and the rest of Central and Southwest Florida. The checklist below is the one we'd hand to any new investor stepping into the Florida market.

What is Commercial Due Diligence?

Due diligence is the investigation period between contract execution and closing. You verify everything the seller has told you, you uncover what they haven't, and you decide whether the deal still works at the agreed price. In Florida, the contract usually gives you 30 to 60 days, sometimes 90 for larger or more complex assets.

Due diligence is the only window where you can walk away or renegotiate without losing your deposit. Use every day of it.

The Six-Part Florida Due Diligence Checklist

1. Physical Condition

This is where buyers under-invest most often. The building is the asset. If the systems are failing, your pro forma is wrong.

  • Commercial building inspection or Property Condition Assessment (PCA). A full visual inspection of the roof, structure, building envelope, mechanical systems, electrical, plumbing, fire and life safety, ADA accessibility, and site work. A PCA adds cost projections that lenders often require.
  • Roof evaluation. Florida flat roofs are punished by sun, heat, and storms. Expect to verify membrane type, age, repair history, and remaining useful life.
  • HVAC inventory. Document age, tonnage, refrigerant type, and maintenance records for every rooftop unit and split system.
  • Drone roof inspection on multi-tenant or larger buildings. Aerial imagery catches ponding, blistering, and seam failures that ground-level photos miss.
  • Mold and moisture. Florida humidity makes this non-negotiable. Visible mold, staining, or HVAC condensation issues need a licensed mold assessor's eye before closing.
  • Termite and wood-destroying organism (WDO) report on any wood-frame or wood-component building.

2. Environmental Review

  • Phase I Environmental Site Assessment (ESA). Standard for any commercial transaction with lender financing. Reviews historical site use, adjacent properties, regulatory databases, and on-site indicators of contamination.
  • Phase II ESA if the Phase I identifies recognized environmental conditions. Involves soil and groundwater sampling.
  • Asbestos and lead-based paint surveys for buildings constructed before 1980. Florida has plenty of mid-century commercial stock that needs this.
  • Radon testing in selected counties.

3. Title, Survey, and Legal

  • Title commitment with full review of exceptions, easements, restrictions, and encumbrances.
  • ALTA/NSPS land title survey.
  • Lien searches at the county and municipal level. Florida code enforcement liens can attach to property and survive transfer.
  • Permit history pulled from the local building department. Look for open or expired permits that the seller never closed out.
  • CO (certificate of occupancy) verification.

4. Zoning and Land Use

  • Confirm current zoning matches the existing or intended use.
  • Pull the most recent municipal zoning verification letter.
  • Review setback, parking, and impervious surface requirements.
  • Check for any pending land use changes, comprehensive plan amendments, or new ordinances in the jurisdiction.
  • Verify ADA compliance status. Florida is a top state for ADA-related lawsuits, and an accessibility survey is cheap insurance.

5. Financial Verification

  • Three years of operating statements, rent rolls, and tax returns where available.
  • Estoppels from every tenant.
  • SNDAs (subordination, non-disturbance, and attornment agreements) for major tenants.
  • CAM reconciliations and review of NNN expense pass-throughs.
  • Property tax history and the most recent TRIM notice from the county property appraiser.
  • Utility bills for the prior 24 months.

6. Insurance and Risk

Florida property insurance has changed dramatically over the last few years. Don't sign a contract without confirming you can actually insure the building.

  • Wind mitigation inspection (or verification of one within the last five years).
  • 4-point inspection on older buildings.
  • Insurance quote in hand before the due diligence period closes.
  • Flood zone determination from the survey or FEMA flood map.
  • Loss runs from the seller's carrier.

How Long Does Due Diligence Take in Florida?

Most contracts in our market run a 30 to 60 day inspection period. Larger deals or properties with environmental concerns can stretch to 90 days. The factors that drive the timeline:

  • Building size and complexity
  • Whether a Phase II ESA gets triggered
  • Lender requirements (commercial lenders almost always want a PCA)
  • Tenant cooperation on estoppels and access
  • Permit and lien research turnaround at the local jurisdiction

Build the calendar backward from the end-of-due-diligence date. Inspections take a few days to schedule and a week or more to report. A PCA on a larger building can take two weeks. Don't wait until day 25 to call the inspector.

Florida-Specific Risks Your Checklist Has to Address

Hurricane and Wind Exposure

Florida Building Code wind requirements have evolved with each major hurricane. Older buildings often don't meet current standards. Roof attachment, glazing, and exterior cladding all factor into both structural risk and insurance availability.

Flood Zones

A property in an X zone today might not be in an X zone after the next FEMA map revision. Verify the current designation and review historical flood claims.

Sinkholes and Karst Geology

Hillsborough, Pasco, Hernando, and parts of Polk County sit on karst geology. Foundation movement, stair-step cracking, and surface depressions all warrant a closer geotechnical look.

Aging Building Stock

Tampa, Sarasota, and Orlando saw rapid commercial development in the 1980s and 1990s. Buildings from that era are at or past the useful life of their roofs, HVAC, and electrical service.

Costs to Budget For

Due diligence costs vary with property size and scope. Rough ranges for Florida commercial buyers:

  • Commercial building inspection: $500 to $4,000 depending on size
  • Property Condition Assessment (PCA): $2,500 to $8,000+
  • Phase I ESA: $2,000 to $4,500
  • Survey: $2,500 to $6,000+
  • Wind mitigation and 4-point: $150 to $400 each
  • Mold assessment: $400 to $1,200

A buyer should expect total third-party due diligence costs in the $7,000 to $20,000 range on a typical mid-size commercial deal. That's a fraction of the cost of buying a property with concealed problems.

Common Mistakes Buyers Make

I see the same mistakes repeat:

  • Treating the inspection as a rubber stamp instead of a real evaluation
  • Trusting the seller's "recently inspected" report without independent verification
  • Skipping the Phase I because the broker said the site looked clean
  • Forgetting to pull permit history and discovering open permits at closing
  • Leaving the insurance quote until the last week of due diligence

Each of those mistakes has cost buyers I've worked with anywhere from five figures to a deal that should have died on day 14.

Related Reading

Schedule Your Florida Commercial Due Diligence Inspection

If you're under contract on a commercial property anywhere from Sarasota to Orlando, Tampa to Naples, get the physical condition piece of the checklist scheduled now. We work within commercial transaction timelines and deliver reports your lender, your attorney, and your insurance broker can act on.

Call Sage Commercial Inspections at 941-500-2914 or email info@sagecpi.com. We serve Sarasota, Manatee, Charlotte, Lee, Collier, Hillsborough, Pinellas, Pasco, Hernando, Polk, Orange, Osceola, Seminole, Lake, Sumter, Marion, Highlands, DeSoto, and Hardee counties.


Frequently Asked Questions

How long is the due diligence period for commercial property in Florida?

Most Florida commercial contracts give buyers 30 to 60 days. Larger or more complex deals, particularly those with environmental concerns or extensive tenant verification, may run 90 days. The exact window is negotiated in the contract.

What's the difference between a commercial building inspection and a PCA?

A commercial building inspection is a thorough visual evaluation of the property's systems and condition. A Property Condition Assessment follows ASTM E2018 and adds cost projections and a capital reserve table that most lenders require. We perform both and recommend the right scope for your transaction.

Do I need a Phase I Environmental on every commercial purchase?

If you're financing the deal, your lender will almost certainly require one. Even on cash deals, a Phase I is the only way to qualify for the Comprehensive Environmental Response, Compensation, and Liability Act's innocent landowner defense. Skipping it is rarely worth the savings.

How much should I budget for due diligence on a Florida commercial deal?

Plan for $7,000 to $20,000 in third-party fees on a typical mid-size deal. Larger industrial or multi-tenant properties run higher. Treat this as a non-negotiable line item in your acquisition budget.

What if my inspection finds major problems?

Significant findings give you options. You can renegotiate the price, request seller-funded repairs, structure credits at closing, require remediation before closing, or terminate the contract within the inspection period. The report is what makes any of those moves possible.

Can my real estate agent order the commercial inspection?

Yes. We regularly coordinate directly with commercial brokers across the Tampa Bay and Central Florida markets to keep the inspection timeline tight. Your agent can request the quote and schedule the date as long as we have written authorization from the buyer.

Does Sage Commercial Inspections handle the full due diligence package?

We handle the physical inspection, PCA, drone roof imaging, ADA survey, mold assessment, and capital reserve forecast. For environmental, title, survey, and zoning, we work alongside trusted Florida partners and can refer you to specialists in your market.

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Florida Commercial Real Estate Due Diligence Checklist | Sage Commercial Inspections