Colorado Springs Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 5B (cold-dry). Colorado Springs at 6,000+ feet has cold winters (2°F heating design), hot but dry summers (90°F cooling design), intense solar radiation, and significant altitude derating of HVAC equipment capacity (~78% of sea level).

Energy Code & Manual J Requirement: Colorado IECC 2021 with state amendments. ACCA Manual J required for residential HVAC permits in El Paso County and all Colorado Springs area jurisdictions.

Local Electric Utility: Colorado Springs Utilities (City-owned)

Building Department: City of Colorado Springs Building Safety Division

Local Trade Association: ACCA Rocky Mountain Chapter