IllinoisSB3037104th General Assembly (2025–2026)Senate

DARK SKY ACT

Sponsored By: Laura Ellman (Democratic)

Signed by Governor

Summary

Amends the Responsible Outdoor Lighting Control Act. Changes the short title of the Act to the Dark Sky Act. Provides that, beginning December 1, 2026, except for any lighting that a State agency has installed or is using on the effective date of the amendatory Act, all new or renovated luminaires that are purchased or rented with State funds for the purpose of outdoor illumination and any lighting that is installed on land or easements owned, leased, or managed by the State for the purpose of outdoor illumination, including, but not limited to, on roadways, facilities, properties, nonhabitable structures, monuments, and public right-of-way spaces shall comply with specified responsible outdoor lighting requirements. Makes exceptions to the requirements. Provides that a State agency may send a request to the Department of Central Management Services to seek an exemption when planning to install, purchase, or rent lighting under one or more of the listed exceptions to the requirements in the Act. Requires the Department of Central Management Services, within 30 days of receipt, to (i) grant the exemption by memorandum, (ii) deny the exemption by memorandum, or (iii) grant the exemption by failing to issue a memorandum. Makes conforming changes to provisions that apply to the Department of Natural Resources. Changes a definition. Makes technical changes. Effective immediately.

assignmentsstate governmentstate government administration

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Bill Overview

No Economic Impacts Identified for this Bill

Sponsors & Cosponsors

Sponsor

  • Laura Ellman

    Democratic • Senate

Cosponsors

  • Janet Yang Rohr

    Democratic • House

  • Laura Faver Dias

    Democratic • House

  • Martha Deuter

    Democratic • House

  • Maura Hirschauer

    Democratic • House

  • Mike Simmons

    Democratic • Senate

  • Rachel Ventura

    Democratic • Senate

Roll Call Votes

All Roll Calls

Yes: 211 • No: 40

Senate vote • 5/31/2026

House Floor Amendment No. 1 Senate Concurs

Yes: 57 • No: 0

Senate vote • 5/29/2026

House Floor Amendment No. 1 Motion To Concur Recommended Do Adopt State Government;

Yes: 7 • No: 0

House vote • 5/27/2026

Third Reading - Short Debate - Passed

Yes: 75 • No: 36

House vote • 5/21/2026

House Floor Amendment No. 1 Recommends Be Adopted Rules Committee;

Yes: 3 • No: 2

House vote • 5/13/2026

Do Pass / Short Debate State Government Administration Committee;

Yes: 6 • No: 2

Senate vote • 4/29/2026

Third Reading - Passed;

Yes: 54 • No: 0

Senate vote • 4/15/2026

Do Pass as Amended State Government;

Yes: 9 • No: 0

Actions Timeline

  1. Public Act . . . . . . . . . 104-0813

    8/7/2026Senate
  2. Effective Date January 1, 2027

    8/7/2026Senate
  3. Governor Approved

    8/7/2026Senate
  4. Sent to the Governor

    6/29/2026Senate
  5. Passed Both Houses

    5/31/2026Senate
  6. Senate Concurs

    5/31/2026Senate
  7. House Floor Amendment No. 1 Senate Concurs 057-000-000

    5/31/2026Senate
  8. House Floor Amendment No. 1 Motion To Concur Recommended Do Adopt State Government; 007-000-000

    5/29/2026Senate
  9. House Floor Amendment No. 1 Motion to Concur Assignments Referred to State Government

    5/28/2026Senate
  10. House Floor Amendment No. 1 Motion to Concur Referred to Assignments

    5/28/2026Senate
  11. House Floor Amendment No. 1 Motion to Concur Filed with Secretary Sen. Laura Ellman

    5/28/2026Senate
  12. Placed on Calendar Order of Concurrence House Amendment(s) 1 - May 29, 2026

    5/28/2026Senate
  13. Secretary's Desk - Concurrence House Amendment(s) 1

    5/28/2026Senate
  14. Added Alternate Co-Sponsor Rep. Martha Deuter

    5/27/2026House
  15. Third Reading - Short Debate - Passed 075-036-000

    5/27/2026House
  16. Placed on Calendar Order of 3rd Reading - Short Debate

    5/27/2026House
  17. House Floor Amendment No. 1 Adopted by Voice Vote

    5/27/2026House
  18. Recalled to Second Reading - Short Debate

    5/27/2026House
  19. Third Reading/Final Action Deadline Extended-9(b) May 31, 2026

    5/22/2026House
  20. House Floor Amendment No. 1 Recommends Be Adopted Rules Committee; 003-002-000

    5/21/2026House
  21. Added Alternate Chief Co-Sponsor Rep. Laura Faver Dias

    5/21/2026House
  22. Added Alternate Chief Co-Sponsor Rep. Maura Hirschauer

    5/21/2026House
  23. House Floor Amendment No. 1 Referred to Rules Committee

    5/21/2026House
  24. House Floor Amendment No. 1 Filed with Clerk by Rep. Janet Yang Rohr

    5/21/2026House
  25. Placed on Calendar Order of 3rd Reading - Short Debate

    5/19/2026House

Bill Text

  • Engrossed

  • Enrolled

  • House Amendment 1

  • Introduced

  • Senate Amendment 1

  • Senate Amendment 2

  • Senate Amendment 3

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