Illinois 104th Regular Session Status: Introduced 14 D cosponsors

SB 3486 — INC TAX-COMBINED REPORTING

Last action — Added as Co-Sponsor Sen. David Koehler

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  1. 1
    Introduced
  2. 2
    In Committee
  3. 3
    Passed Senate
  4. 4
    Passed House
  5. 5
    To Executive
  6. 6
    Enacted

This bill has been introduced in the Senate. Introduced February 05, 2026. It must pass committee before a floor vote.

Next likely step: a committee referral and hearing.

Prognosis

Not enough signal yet

Where this bill stands today.

Odds of enactment

Low

How often bills like it became law.

Not enough signal yet to read this bill's trajectory — we surface a likelihood only once there's real movement (stage, sponsorship, committee, or votes) to point to.

Prognosis reads this bill's own signals — stage, sponsorship breadth, committee status, recorded votes and cross-state momentum. Odds come from a model trained on which bills have become law.

In plain language

The bill modifies income tax reporting rules for businesses in Illinois.

This bill amends the Illinois Income Tax Act to change rules about combined reporting for unitary business groups. It specifies that certain members engaged primarily in foreign business will no longer be excluded from the tax calculations starting in 2026.

Bill Text

Action History

  1. Added as Co-Sponsor Sen. David Koehler

  2. Added as Co-Sponsor Sen. Mike Simmons

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

  4. Added as Co-Sponsor Sen. Willie Preston

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

  6. Added as Co-Sponsor Sen. Lakesia Collins

  7. Added as Co-Sponsor Sen. Mattie Hunter

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

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

  10. Sponsor Removed Sen. Graciela Guzmán

  11. Added as Co-Sponsor Sen. Graciela Guzmán

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

  13. Added as Co-Sponsor Sen. Adriane Johnson

  14. Added as Co-Sponsor Sen. Karina Villa

  15. Added as Co-Sponsor Sen. Rachel Ventura

  16. Referred to Assignments

  17. First Reading

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

Sponsors

Sponsorship breakdown

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1 sponsors · 13 co-sponsors · 169 not signed on

Sponsors (1)

Co-sponsors (13)

Not signed on (169)

169 members have not signed on to this bill.

Show all 169 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

taxation
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

Who sponsors SB 3486?
SB 3486 is sponsored by Robert F. Martwick (Democrat), Graciela Guzmán (Democrat), Rachel Ventura (Democrat), Karina Villa (Democrat), Adriane L. Johnson (Democrat), Mark L. Walker (Democrat), Javier L. Cervantes (Democrat), Mattie Hunter (Democrat), Lakesia Collins (Democrat), Mary Edly-Allen (Democrat), Willie Preston (Democrat), Emil Jones, III (Democrat), David Koehler (Democrat), and Mike Simmons (Democrat).
What is the current status of SB 3486?
This bill has been introduced in the Senate. Introduced February 05, 2026. It must pass committee before a floor vote.
Where can I track SB 3486?
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Last checked for changes 3 months ago · updated continuously

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