Annapolis Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 4A (mixed-humid). Heating design 14°F, cooling design 91°F/76°F.

Energy Code & Manual J Requirement: Maryland adopted IECC 2021 as the state energy code. ACCA Manual J is required for all HVAC permit applications in Anne Arundel County.

Local Electric Utility: BGE (Baltimore Gas & Electric / Exelon)

Building Department: City of Annapolis Permits & Inspections

Local Trade Association: ACCA Mid-Atlantic Chapter / ASHRAE Chesapeake Chapter