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HB 26-1121

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Public Accessibility of Emissions Records

Plain-English Summary

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HB 26-1121, which has been signed into law, requires owners or operators of buildings and facilities that emit air pollutants to make their emissions records publicly available on their websites starting January 1, 2028. This means that any entity responsible for a structure that emits air pollution must publish the relevant data online according to state or federal requirements, with updates following the same schedule as those provided to government agencies. The law applies only to records generated from December 1, 2027, onward. This will affect industries and businesses in Colorado that are involved in emitting air pollutants.

Official Summary

Beginning January 1, 2028, the bill requires a person that owns, leases, operates, controls, or supervises a building, structure, facility, or installation that emits or may emit an air pollutant (owner or operator) to make all emissions records that the owner or operator is required by state or federal law to maintain (records) publicly available and accessible on the owner or operator's public website. Except in certain circumstances, the owner or operator is required to update the records following the same schedule as the records are made available to the state or the United States. These requirements apply only to records that are generated on or after December 1, 2027.(Note: This summary applies to this bill as introduced.)

Details

Chamber
House
First action
2026-02-26
Latest action
2026-02-04
Last action desc.
Introduced In House - Assigned to Energy & Environment
OpenStates
View source ↗

Sponsors

Topics

Energy

Related Legislation

This bill affects (32)

amends
HB 24-1338(2024A)· signed
Cumulative Impacts & Environmental Justice
amends
HB 25-1241(2025A)· signed
Public Accessibility of Emissions Records
amends
SB 25-173(2025A)· signed
Revenue Classification Taxpayers Bill of Rights
amends
HB 24-1196(2024A)· signed
Department of Public Health & Environment Supplemental
amends
SB 25-264(2025A)· signed
Cash Fund Transfers to the General Fund
amends
HB 21-1286(2021A)· signed
Energy Performance For Buildings
amends
HB 22-1179(2022A)· signed
Department of Public Health & Environment Supplemental
amends
HB 22-1378(2022A)· signed
Denver-metro Regional Navigation Campus Grant
amends
SB 22-217(2022A)· signed
Programs That Benefit Persons With Disabilities
amends
SB 22-179(2022A)· signed
Deter Tampering Motor Vehicle Emission Control System
amends
SB 25-104(2025A)· signed
Department of Public Health & Environment Supplemental
amends
SB 25-265(2025A)· signed
Change Cash Funds to Subject to Annual Appropriation
amends
SB 25-055(2025A)· signed
Youth Involvement in Environmental Justice
amends
HB 23-1294(2023A)· signed
Pollution Protection Measures
amends
SB 24-229(2024A)· signed
Ozone Mitigation Measures
amends
SB 25-156(2025A)· signed
Reducing Costs of State Regulation
amends
HB 25-1269(2025A)· signed
Building Decarbonization Measures
amends
HB 25-1267(2025A)· signed
Support for Statewide Energy Strategies
amends
SB 24-166(2024A)· signed
Air Quality Enforcement
amends
SB 25-321(2025A)· signed
Motor Vehicle Emissions Inspection Facilities
relates
SB 25-156(2025A)· signed
Reducing Costs of State Regulation
relates
SB 24-229(2024A)· signed
Ozone Mitigation Measures
relates
SB 24-166(2024A)· signed
Air Quality Enforcement
relates
HB 24-1330(2024A)· signed
Air Quality Permitting
relates
HB 23-1294(2023A)· signed
Pollution Protection Measures
relates
SB 23-285(2023A)· signed
Energy And Carbon Management Regulation In Colorado
relates
SB 19-083(2019A)· signed
Colorado Department Of Public Health And Environment Air Quality Control
relates
SB 22-193(2022A)· signed
Air Quality Improvement Investments
relates
SB 19-053(2019A)· failed
California Motor Vehicle Emission Standards
relates
HB 22-1358(2022A)· signed
Clean Water In Schools And Child Care Centers
relates
SB 22-129(2022A)· signed
Process For Proposed Air Quality Rules
relates
HB 22-1244(2022A)· signed
Public Protections From Toxic Air Contaminants

Affected by (5)

amends
HB 26-1405(2026A)· signed
Cash Fund Transfers to General Fund
relates
HB 26-1402(2026A)· signed
Transfer to Capital Construction Fund
relates
HB 26-1364(2026A)· signed
2025 Consumer Price Index Calculation
relates
HB 26-1165(2026A)· signed
Department of Public Health & Environment Supplemental
relates
SB 26-101(2026A)· signed
Local Government Landfill Methane Emission Reduction Regulations

Votes

Adopt amendment L.003
2026-02-26 · House · passYes: · No: · Other:
Adopt amendment L.001
2026-02-26 · House · passYes: · No: · Other:
Adopt amendment L.002
2026-02-26 · House · passYes: · No: · Other:
Adopt amendment L.005
2026-02-26 · House · passYes: · No: · Other:
Adopt amendment L.004
2026-02-26 · House · passYes: · No: · Other:
Adopt amendment L.006
2026-02-26 · House · passYes: · No: · Other:
Refer House Bill 26-1121, as amended, to the Committee on Finance.
2026-02-26 · House · failYes: · No: · Other:
Postpone House Bill 26-1121 indefinitely using a reversal of the previous roll call. There was no objection to the use of the reverse roll call, therefore, the bill was postponed indefinitely.
2026-02-26 · House · passYes: · No: · Other: