Last checked: June 16, 2026
A remodel history check should separate permit applications, issued permits, inspections, and final status.
What to check first
- Find the official city or county building department source.
- Search by exact address, parcel, or permit number.
- Separate applications, issued permits, inspections, and certificates.
- Check for open or expired permits if the system shows status.
- Ask the department or a qualified professional when a record affects a purchase, sale, lease, or project.
Official source path
Building permit history is usually held by a city, county, council, building department, or planning portal. The right source depends on where the property is located.
| Scope | Official source | Use it for |
|---|---|---|
| New York City | NYC DOB Find Building Data | Official routing page for NYC building data tools. |
| New York City | NYC DOB Building Information Search | NYC building information search path. |
| New York City | NYC DOB Building Applications and Permits | Official permit and application context. |
| Local government | USA.gov Local Governments | Routing path when permit records are held locally. |
| General source path | City or county building department | Use the responsible local building department for the property. |
How to verify the record
- Start with the official source that matches the country, city, county, council, regulator, or agency for the record.
- Search with the most exact identifier available, such as the address, postcode, ZIP code, parcel number, business name, permit number, record number, or map location.
- Check the date, status, layer, score, category, or inspection result shown by the official system.
- Compare only sources that cover the same place and record type. A city record and a national map may answer different questions.
- Save the result and recheck if the decision depends on current status.
What can differ
- Building, plumbing, electrical, mechanical, demolition, and planning permits may be separate record types.
- Open permits, final inspections, applications, and certificates of occupancy are not the same record.
- Older permits may be scanned, archived, or missing from online search.
- City and county boundaries can decide which department holds the permit record.
What to record
| Item | Why it matters |
|---|---|
| Address or parcel number | Permit systems can use exact property identifiers. |
| Permit type and number | Trade permits and building permits may be separate. |
| Status and final inspection | Issued, open, expired, finaled, and closed can mean different things. |
| Agency and date | The responsible department and date are needed for follow-up. |
Common mistakes
- Assuming no online result means no permit exists.
- Searching the mailing address instead of the parcel or official property address.
- Mixing building permits with assessor records or real-estate listings.
- Treating a permit record as a guarantee that work was completed correctly.
FAQ
Is this guide the official result?
No. This page is a guide to official or public sources. The result that matters is the current record on the responsible agency, regulator, or local authority site.
Why can two sources disagree?
Permit data can be split across city, county, old legacy systems, trade permit systems, open data portals, and scanned records.
What should I save after checking?
Save the source name, exact search term or address, result page link, date checked, and any record number shown by the official system.
When should I contact the agency directly?
Contact the agency or local office if the record is missing, outdated, unclear, or important for a purchase, lease, application, safety decision, insurance question, or professional work.
Editorial note
This guide explains how to find and read official or public records. It does not replace the current official database, a local agency response, or advice from a qualified professional where one is required.