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Category: Illinois

Illinois NonResident and Part Year Deductible Self-employment Tax

Use the following worksheet to determine the Illinois portion of the deductible self-employment tax:


Step 1






Illinois portion of


Total self-employment
Income reported on
Federal Schedule SE Section A


Illinois self-employment
(ISE) decimal


Step 2






ISE decimal


Federal deductible
Self-employment tax,
Form 1040, Line 27


Illinois deductible
Self-employment tax
Enter this number.


For additional information about this deduction, please refer to the IL Non Resident instructions, page 4.