Complete guide to property due diligence — what to check, what to look for, and how to assess risk.
Last updated: March 2026 · 9.4M+ properties indexed
Get a complete profile from 11 NYC agencies. RegWatch does this in one search.
Review ACRIS chain of title, mortgages, liens, and encumbrances.
Check DOB, HPD, ECB violations. Assess severity and resolution history.
Review tax assessment, DOF balance, lien exposure, and exemption status.
Verify zoning compliance, FAR, development rights, and C of O status.
Thorough due diligence in NYC requires data from multiple agencies. RegWatch compresses this into a single search with automated risk scoring and professional reports.
You can search some NYC agency databases for free individually (ACRIS, DOB BIS, HPD Online, DOF). RegWatch offers a free account with unlimited property data that searches all 270+ sources at once. Our coverage extends beyond NYC to Nassau, Suffolk, Westchester, and New Jersey counties.
Manually: 30 minutes to several hours per property depending on depth. With RegWatch: under 3 seconds for a complete profile from 270+ sources.
No special tools required. RegWatch works in any modern web browser. For manual research, you just need internet access to city agency websites.
RegWatch data from official NYC sources is updated multiple times per day. Most records are within 24 hours of the agency databases.
Search 9.4M+ properties across NYC, NJ & CT. Unlimited free property data – no credit card required.
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