A2L Refrigerant Building Code Map
This map indicates where state and local building codes have been updated or legislation passed to allow equipment using A2L refrigerants. It will be revised as building codes and legislation are updated.
Colorado
LegislationPassed: HB 22-1362
Effective Date: 6/2/2022AC CodesUpdated: No
State Code - ACRefrigeration CodesUpdated: No
State Code - RefrigerationWarehousing CodesUpdated: No
State Code - WarehousingStandards Currently ReferencedASHRAE 15: 2019
ASHRAE 34: 2019
UL 60335-2-40: 2019
UL 60335-2-89: n/aAny questions?
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