Illinois · House Bill 3399 · 104th General Assembly

GEOTHERMAL HOMES AND BUSINESS

  1. Introduced Feb 7, 2025
  2. In committee Feb 18, 2025
  3. Passed the House Apr 10, 2025
  4. Passed the Senate Next
  5. To the governor  
  6. Became law  

What it does

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

Creates the Geothermal Homes and Business Act. Provides that, beginning January 1, 2026, the long-term renewable resources procurement plan developed by the Illinois Power Agency shall include a Geothermal Homes and Business Program for the procurement of geothermal renewable energy credits. Sets forth provisions concerning the geothermal heating and cooling system calculation methodology; Program block allocation…

Read the full title (89 words)

Creates the Geothermal Homes and Business Act. Provides that, beginning January 1, 2026, the long-term renewable resources procurement plan developed by the Illinois Power Agency shall include a Geothermal Homes and Business Program for the procurement of geothermal renewable energy credits. Sets forth provisions concerning the geothermal heating and cooling system calculation methodology; Program block allocation; Program block pricing; approved vendors; contract terms; utility cost recovery; extenuating circumstances; administration of the Act by the Illinois Power Agency; and the prohibition of double claiming geothermal renewable energy credits. Effective immediately.

Every action

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

Show the 36 earlier steps
  1. HouseFiled with the Clerk by Rep. Marcus C. Evans, Jr.
  2. HouseFirst Reading
  3. CommitteeReferred to Rules Committee · House Rules
  4. HouseAdded Chief Co-Sponsor Rep. Martin J. Moylan
  5. HouseAdded Co-Sponsor Rep. Jay Hoffman
  6. HouseAdded Chief Co-Sponsor Rep. Ann M. Williams
  7. CommitteeAssigned to Energy & Environment Committee · House Energy & Environment
  8. HouseChief Sponsor Changed to Rep. Joyce Mason
  9. HouseHouse Committee Amendment No. 1 Filed with Clerk by Rep. Joyce Mason
  10. CommitteeHouse Committee Amendment No. 1 Referred to Rules Committee · House Rules
  11. CommitteeHouse Committee Amendment No. 1 Rules Refers to Energy & Environment Committee · House Energy & Environment
  12. CommitteeHouse Committee Amendment No. 1 Adopted in Energy & Environment Committee; by Voice Vote · House Energy & Environment
  13. CommitteeDo Pass as Amended / Short Debate Energy & Environment Committee; 019-009-000 · House Energy & Environment
  14. HousePlaced on Calendar 2nd Reading - Short Debate
  15. HouseSecond Reading - Short Debate
  16. HouseHeld on Calendar Order of Second Reading - Short Debate
  17. HouseHouse Floor Amendment No. 2 Filed with Clerk by Rep. Joyce Mason
  18. CommitteeHouse Floor Amendment No. 2 Referred to Rules Committee · House Rules
  19. CommitteeHouse Floor Amendment No. 2 Rules Refers to Energy & Environment Committee · House Energy & Environment
  20. HouseHouse Floor Amendment No. 2 Adopted
  21. HousePlaced on Calendar Order of 3rd Reading - Short Debate
  22. HouseThird Reading - Short Debate - Passed 077-036-000
  23. HouseAdded Co-Sponsor Rep. Mary Gill
  24. HouseAdded Co-Sponsor Rep. Michael J. Kelly
  25. HouseAdded Co-Sponsor Rep. Martha Deuter
  26. HouseAdded Co-Sponsor Rep. Nicolle Grasse
  27. HouseAdded Co-Sponsor Rep. Sharon Chung
  28. HouseAdded Co-Sponsor Rep. Dave Vella
  29. HouseAdded Co-Sponsor Rep. Barbara Hernandez
  30. HouseAdded Co-Sponsor Rep. Rita Mayfield
  31. HouseAdded Co-Sponsor Rep. Camille Y. Lilly
  32. HouseAdded Co-Sponsor Rep. Michael Crawford
  33. HouseAdded Co-Sponsor Rep. Jehan Gordon-Booth
  34. HouseAdded Co-Sponsor Rep. Sonya M. Harper
  35. SenateArrive in Senate
  36. SenatePlaced on Calendar Order of First Reading April 29, 2025
  1. SenateChief Senate Sponsor Sen. Robert Peters
  2. SenateFirst Reading
  3. CommitteeReferred to Assignments · Senate Assignments
  4. CommitteeAssigned to Energy and Public Utilities · Senate Energy and Public Utilities
  5. HouseAdded Co-Sponsor Rep. Maurice A. West, II
  6. SenateRule 2-10 Committee Deadline Established As May 23, 2025
  7. SenateRule 2-10 Committee Deadline Established As June 1, 2025
  8. CommitteeRule 3-9(a) / Re-referred to Assignments · Senate Assignments

Roll calls

3 recorded votes: 1 on the floor, 2 in committee. Each shows how every member voted.

Third Reading · Full House

Passed 77–36
Apr 10, 2025 · journal entry
Yes 77 No 36 Not voting 5
Democrats: 76 yes, 0 no Republicans: 1 yes, 36 no
How each member voted

Yes · 77

No · 36

Not voting · 1

Excused · 4

Committee and other votes

Sponsors

The member who introduced it, joined by 16 cosponsors: 16 Democrats.

All 16 cosponsors

From Illinois's official records (www.ilga.gov), checked Nov 13, 2026. Text links go to the official versions; LegiList does not copy bill text.