Newark Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 4A (mixed-humid). Newark's NYC metro location produces hot, humid summers (92°F/74°F cooling design) and cold winters (14°F heating design). Urban heat island effects amplify summer heat significantly in dense Newark.

Energy Code & Manual J Requirement: New Jersey Uniform Construction Code (IECC 2021 basis). ACCA Manual J required for residential HVAC permits across all NJ jurisdictions.

Local Electric Utility: PSE&G (Public Service Electric & Gas)

Building Department: City of Newark Division of Construction

Local Trade Association: ACCA New Jersey / ASHRAE New Jersey Chapter / SMACNA New York Metropolitan