Illinois · House Bill 4513 · 104th General Assembly

INC TX-R AND D CREDIT

HB 4513 Sponsored by Rita Mayfield In committee

  1. Introduced Jan 21, 2026
  2. In committee Jan 26, 2026
  3. Passed the House Next
  4. Passed the Senate  
  5. To the governor  
  6. Became law  

What it does

The legislature's own summary of the bill, or its official long title.

Amends the Illinois Income Tax Act. Provides that the research and development credit applies on a permanent basis. Effective immediately.

Every action

6 steps, oldest first, as the legislature records them.

  1. HouseFiled with the Clerk by Rep. Rita Mayfield
  2. HouseFirst Reading
  3. CommitteeReferred to Rules Committee · House Rules
  4. CommitteeAssigned to Revenue & Finance Committee · House Revenue & Finance
  5. CommitteeTo Tax Policy: Other Taxes Subcommittee · House Tax Policy: Other Taxes Subcommitte
  6. CommitteeRule 19(a) / Re-referred to Rules Committee · House Rules

Roll calls

No recorded votes on this bill yet.

Sponsors

The member who introduced it.

From Illinois's official records (www.ilga.gov), checked Nov 2, 2026. Text links go to the official versions; LegiList does not copy bill text.