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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
self-employment
income

 

Total self-employment
Income reported on
Federal return

 

Illinois self-employment
(ISE) decimal

      
      

Step 2

 

X

 

=

 
 

ISE decimal

 

Federal deductible
Self-employment tax,
Form 1040, Line 28

 

Illinois deductible
Self-employment tax
Enter this number.