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SB3486Introduced in the Senate

INC TAX-COMBINED REPORTING

Introduced

Introduced by Robert Martwick, District 10

What does this bill do?

Plain-English breakdown

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Official description

Amends the Illinois Income Tax Act. Provides that provisions of the Act that provide that a taxpayer's unitary business group does not include members whose business activity outside the United States is 80% or more of the member's total business activity apply only for taxable years ending before January 1, 2026. Makes corresponding changes to deductions and addition modifications concerning those members of the unitary business group. Provides that, with respect to the term "foreign person", "United States" means the 50 states of the United States, the District of Columbia, the territories and possessions of the United States, and any area over which the United States has asserted jurisdiction or claimed exclusive rights with respect to the exploration for or exploitation of natural resources. Adds provisions concerning joint and several liability of members of a combined reporting group. Effective immediately.

Where it stands

Added as Co-Sponsor Sen. David Koehler

May 12, 2026

How did lawmakers vote?

No recorded vote is available for this bill yet.

What do people think?

Citizen Voice

How would you vote on this bill?

An unofficial public opinion poll. It does not affect the bill or the official vote.

One response per device. Location is self-reported and not verified. Results are informal and not a scientific survey.

Bill history

  1. Filed with Secretary by Sen. Robert F. Martwick

  2. First Reading

  3. Referred to Assignments

  4. Added as Co-Sponsor Sen. Rachel Ventura

  5. Added as Co-Sponsor Sen. Karina Villa

  6. Added as Co-Sponsor Sen. Adriane L. Johnson

  7. Added as Co-Sponsor Sen. Mark L. Walker

  8. Added as Co-Sponsor Sen. Graciela Guzmán

  9. Sponsor Removed Sen. Graciela Guzmán

  10. Added as Chief Co-Sponsor Sen. Graciela Guzmán

  11. Added as Co-Sponsor Sen. Javier L. Cervantes

  12. Added as Co-Sponsor Sen. Mattie Hunter

  13. Added as Co-Sponsor Sen. Lakesia Collins

  14. Added as Co-Sponsor Sen. Mary Edly-Allen

  15. Added as Co-Sponsor Sen. Willie Preston

  16. Added as Co-Sponsor Sen. Emil Jones, III

  17. Added as Co-Sponsor Sen. Mike Simmons

  18. Added as Co-Sponsor Sen. David Koehler

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