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Deductions & credits
The K-12 instructional materials and supplies credit is available for Illinois educators who work as a teacher, instructor, counselor, principal, or aide in either a public or non-public school in Illinois for at least 900 hours during a school year.
The credit is for up to $500 ($1,000 if married filing jointly) for out-of-pocket expenses paid in connection with books, supplies, etc. used in a Kindergarten through 12th grade classroom.
To enter the credit in TurboTax, go to the Illinois tax return and to Credits & Taxes>K-12 Instructional materials and supplies
See this article from the Illinois Dept. of Revenue for more information on the credit.
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‎February 23, 2026
8:03 AM