Scottsdale Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 2B (hot-dry). Scottsdale shares Phoenix's extreme climate: 111°F cooling design, 34°F heating design. Large glazing areas in luxury homes amplify solar cooling loads significantly.

Energy Code & Manual J Requirement: City of Scottsdale enforces the locally-adopted IECC 2018 with local amendments. ACCA Manual J is required for all residential HVAC permit applications.

Local Electric Utility: Arizona Public Service (APS)

Building Department: City of Scottsdale Building Safety Division

Local Trade Association: ACCA Arizona Chapter / ASHRAE Arizona Chapter