Illinois Sales Tax Rate Changes for Certain Municipalities including Cook, Lake, and DuPage Counties Effective July 1, 2023

Effective July 1, 2023, sales tax rates for many municipalities located within Illinois will increase!

Please update your cash registers and computer systems to account for the change. Make sure your sales staff knows to adjust their quotes for the change in rates if materials are going to be purchased or delivered after July 1, 2023.

Nearby municipalities that have increased their rates are Barrington - Cook County (+1.00%), Barrington - Lake County (+1.00%), Naperville - DuPage County (Heinen and Block 59 Business Districts only) (+0.50%, + 1.00%), St Charles – DuPage County (+0.50%), St Charles – Kane County (0.50%), Winfield - DuPage County (+0.25%).

Other municipalities in Clark, Jackson, Kane, Knox, Macoupin, Madison, McLean, Menard, St. Clair, and Stephenson counties have also changed their rates. Visit the Illinois Informational Bulletin to access the Illinois Informational Bulletin for specifics on the business districts or municipalities impacted.

You can also log on to the Illinois Department of Revenue website and look up the sales tax rates through their Tax Rate Finder under the “Searches” category.

Keep in mind, if you receive reseller certificate forms from your customers (CRT-61, it is your responsibility to verify that their IBT number is valid. To verify a registered business, use this link to Illinois’ website and go to the “Searches” category.

If you have any questions, please feel free to contact Kelly Switt, Ashley Trabaris, or Marie Straka at 847-956-1040.

Article submitted by Oscar Villagran

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