12 Questions About Property Due Diligence | Clark Meyers PC

12 Questions About Property Due Diligence

What to inspect, how long it takes, environmental concerns, zoning issues, and when due diligence findings should kill a deal.

Clark Meyers PC
March 25, 2026

Property due diligence is the investigative process that protects your investment. These 12 questions cover what every commercial property buyer needs to know.

Contract review for due diligence

Comprehensive due diligence covers title examination, zoning verification, environmental assessment, survey review, building inspection, existing lease analysis, tax assessment review, and regulatory compliance verification. See our Due Diligence Guide.

Standard periods range from 30 to 90 days. Environmental Phase I assessments take 3 to 4 weeks, title searches 1 to 3 weeks, and survey work 2 to 4 weeks. Clark Meyers PC runs all tracks in parallel to compress timelines.

A Phase I identifies potential contamination from previous property uses through records review, site inspection, and interviews. The EPA sets the standard. If concerns arise, a Phase II involves physical testing.

Verify the property is zoned for your intended use. Non-conforming uses, conditional use permits, setback requirements, parking ratios, and signage restrictions can all affect feasibility.

Findings can trigger price adjustments, seller remediation requirements, enhanced indemnification, escrow holdbacks, or transaction termination. Your purchase agreement contingencies determine your options.

Buyers typically pay for inspections, environmental assessments, and surveys. Title examination costs vary by jurisdiction. These costs are an investment in protecting a much larger purchase price.

Extensions are negotiable but not guaranteed. Well-drafted purchase agreements include clear extension mechanisms. Starting diligence immediately after contract execution prevents time pressure.

Environmental contamination requiring remediation, title defects that cannot be resolved, zoning incompatibility with intended use, structural deficiencies exceeding budget, and undisclosed material encumbrances are the most common deal-breakers.

Always. Independent inspectors report to you, not the seller. Your attorney reviews inspection reports in the context of the purchase agreement contingencies and advises on remediation strategies.

For income-producing properties, review every existing lease for rent levels, escalation terms, renewal options, tenant improvement obligations, and assignment restrictions. Tenant estoppel certificates confirm current lease status.

For the complete acquisition guide, see Buying Commercial Property. For ongoing counsel, explore Fractional General Counsel.

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Lee Clark

Lee Clark

Co-Founder — CA License #175238

Licensed in Idaho and California. Arbitrator, Judge Pro Tem, mediator since 2008.

Conor Meyers

Conor Meyers

Co-Founder — CA License #157601

CEO/GC of ACE Building Envelope Design. CLO of ZEA Biosciences.