An international organization that develops model codes and standards for new construction is quietly preparing an energy conservation code that opponents argue is a backdoor climate initiative and ...

An international group that develops building codes adopted by a wide swath of U.S. cities and counties abruptly pared back a plan to force new homes to be more climate-friendly. The International ...

Illinois' new energy conservation code is mostly based on the 2021 IECC, which the U.S. Dept. of Energy has found can yield an average 9.38% site energy savings on average. Illinois implemented a ...

The model energy codes, in their various forms, have been at the forefront of the discussion regarding building design in recent years. These codes include the International Energy Conservation Code ...

ICC used its new—and controversial—consensus standard process to develop the 2024 IECC, rather than having U.S. building officials vote on the final draft. Sustainability advocates are censuring the ...

November 2, 2010—Local and state building code officials last week approved a package of revisions to the commercial section of the 2012 International Energy Conservation Code (IECC) that represent ...

Chicago is among first major U.S. cities to adopt and exceed the 2021 International Energy Conservation Code. FIGURE 1. The 2022 Code will result in an approximately 40% improvement in energy ...