Illinois Q1 Estimated Tax Payment Due April 15

If you make estimated tax payments to the state of Illinois, you are required to make the first payment by April 15, 2020.  Another important fact: the 2^nd quarter federal payment is due before the 1^st quarter.

Here are the due dates as they stand now.

Estimated Tax Payment Due Dates

Illinois

• 1^st Quarter – April 15^th
• 2^nd Quarter June 15^th
• 3^rd Quarter September 15th
• 4^th Quarter January 15th

Federal

• 1^st Quarter – July 15^th
• 2^nd Quarter June 15^th
• 3^rd Quarter September 15th
• 4^th Quarter January 15th

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