SB 171 Colorado Senate · 2026 Regular Session

Disposal of Preproduction Plastic Materials

Summary
Senate Bill 26-016, enacted in 2026, prohibits a person from disposing of preproduction plastic materials at a location that does not have federal interim status, a federal permit granted pursuant to the federal 'Solid Waste Disposal Act', or a state permit for the treatment, storage, or disposal of hazardous waste at a hazardous waste site.     The act removes this prohibition and instead prohibits the disposal of preproduction plastic materials at a location that is not a solid wastes disposal site and facility with a certificate of designation.(Note: This summary applies to this bill as enacted.)
Bill status signed all 5 stages cleared
Introduction
Apr 2026
Committee Review
May 2026
Senate Passage
May 2026
House Passage
May 2026
Signed into Law
May 2026
Introduced Apr 20, 2026 Signed May 29, 2026
Maddy AI version diff · 5 comparisons

What changed between versions

Rerevised Final Act · 1 edit · May 20, 2026
MINOR
The bill was finalized and signed into law, transitioning from a draft version to the official Final Act. The core policy text regarding the prohibition of preproduction plastic disposal remains substantively unchanged, but the document now includes formal signatures from the Governor and legislative officers, confirming the bill's enactment.
Scope change
The bill's scope and applicability remain unchanged; the only difference is the formalization of the document as enacted law.
TECHNICAL

Removed draft headers and reading dates (e.g., '3rd Reading Unamended') and replaced them with official signatures from the Governor and legislative leadership, finalizing the bill's status.

Floor votes · House May 9, 2026

How they voted

This bill passed the Senate by voice vote (no roll call recorded).
Full legislative history

Actions timeline

Total actions
12
Key actions
7
Committee
2
May 29, 2026
Signed into law
Governor Signed
executive
May 20, 2026
Lower · Passed
Signed by the Speaker of the House
lower
May 20, 2026
Upper · Passed
Signed by the President of the Senate
upper
May 9, 2026
Lower · Passed
House Third Reading Passed - No Amendments
lower
May 7, 2026
Lower · Passed
House Committee on Energy & Environment Refer Unamended to House Committee of the Whole
lower
Apr 30, 2026
Introduced
Introduced In House - Assigned to Energy & Environment
lower
Apr 30, 2026
Upper · Passed
Senate Third Reading Passed - No Amendments
upper
Apr 27, 2026
Upper · Passed
Senate Committee on Transportation & Energy Refer Unamended - Consent Calendar to Senate Committee of the Whole
upper
Apr 20, 2026
Introduced
Introduced In Senate - Assigned to Transportation & Energy
upper
4 primary · 10 co-sponsors

Sponsors