The I-Codes, published by the International Code Council, continue to make adoption headway in states throughout the nation.

Arkansas adopted the 2003 International Mechanical Code, effective statewide in January. Arkansas cities Siloam Springs and Hot Springs Village use the 2000 International Building Code and International Residential Code to regulate safe construction of homes and buildings. Siloam Springs also adopted the 2000 International Fire Code.

Three more cities in Colorado also have chosen to adopt and enforce I-Codes. Boulder, Castle Rock and Louisville selected the 2003 International Building, Fuel Gas, Mechanical, Plumbing and Residential Codes. Those cities also use the International Energy Conservation Code. Boulder and Louisville also adopted the 2003 International Fire Code.

Illinois cities Belvidere, Collinsville and Carbondale began enforcing the 2003 International Building and Residential Codes this fall. Belvidere uses the 2003 International Fire Code. Cabondale is referencing the International Property Maintenance Code. In addition to those codes, Collinsville uses the International Energy Conservation, Existing Building, Fuel Gas and Mechanical Codes.

In Lexington and Norfolk, NE, the International Building, Fire, Mechanical, Plumbing and Residential Codes went into effect this October. Norfolk also enforces the Property Maintenance Code.

Also effective in October, Clinton, MS, Falkville, AL, and Maryland's Anne Arundel County began to enforce the 2003 International Building, Existing Building, Fuel Gas, Mechanical and Plumbing Codes and the ICC Electrical Code Administrative Provisions. Falkville adopted the 2003 International Fire and Residential Codes. Anne Arundel County is referencing the 2003 International Energy Conservation Code. Clinton is using those codes, as well as the 2003 Property Maintenance and Private Sewage Disposal Codes.

Beaumont, TX, Lax Cruces, NM, and Green River, WY, adopted the 2003 International Building, Mechanical and Plumbing Codes. Effective in January, Beaumont will reference the 2003 International Existing Building, Fire, Fuel Gas and Property Maintenance Codes. Green River uses the International Fire, Fuel Gas and Property Maintenance Codes. Las Cruces enforces the International Energy Conservation and Residential Codes.

The 2003 International Fire Code is in use in Franklin, TN. The 2003 International Building Code goes into effect in Louisiana's Iberia Parish in January. The Glendale, AZ, City Council adopted the 2003 International Fire, Mechanical and Residential Codes effective Dec. 1. The Las Vegas, NV, City Council unanimously adopted the 2003 International Building and Residential Codes on Nov. 19. The codes go into effect May 19.

In addition to being adopted by Puerto Rico, the Dept. of Defense and the National Park Service, 48 states use one or more of the I-Codes at the state or local level. To see a list of jurisdictions and states that use I-Codes, visit and click on the green code adoption map.