Permit Inquiry

A copy of an issued permit from the District’s permit archives can be requested through a Permit Inquiry (PI).  To submit a PI, please complete the form below and attach a location map.
Project Location
Location Map
Maximum 5 files.
10 MB limit.
Allowed types: jpg, png, pdf.

If you're having difficulty with this online form, please email our Permit Inquiry Inbox at The email, including a location map of the area in question along with the contact person and phone number, will initiate a search for sewer permits in that area.

Please be aware that the MWRD does not issue sewer permits within the City of Chicago unless a direct connection is made to an MWRD intercepting sewer or other facility. Contact the City’s Department of Water Management for such requests.