1998, 2000, & 2003 IECC Climate Zone Maps and Prescriptive Packages

The state maps assign all locations within the 50 United States to specific climate zones. The prescriptive packages consist of tables containing building envelope requirements based on climate zone.

To print or download a climate zone map and prescriptive packages for a given state, click on the desired state from the map below or select it from the state list. The maps and packages are available in Adobe Portable Document Format (PDF). Download Acrobat Reader.

Alternatively you may download all state climate zone maps (PDF 1.7 MB) or download all the prescriptive packages (PDF 215 KB).