Zoning Certification

Step 1: Enter your Property Identification Number (PIN)

In order to issue your zoning certification, we need to know the property number. If you have this information, you can enter it directly into the PIN field below. If you do not know the PIN of your property, you may look it up by address, or by selecting your property from a map.

Lookup PIN by Address
Lookup PIN in Map

If you are experiencing difficulties entering the Real Estate Index Number, email info.bnz@cookcountyil.gov for assistance or PIN verification.