Colorado HB 1121

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.)