New ICC energy code expected to be 15% more efficient

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by Jbs022409I3 — March 2, 2009—The 2009 edition of the International Energy Conservation Code (IECC) the national model energy code of choice for states, cities, and counties that adopt codes—is published and now available for adoption by jurisdictions, says the International Code Council.

New energy-efficient provisions in the 2009 IECC include:

  • Radiant heating requirements for unenclosed public spaces;
  • New separate requirements for high-rise condominiums and apartments regarding commercial insulation and window tables; and
  • Clear depiction of mechanical provisions regarding when and where a Demand Control Ventilation strategy is required.

The IECC, tied to federal law through the Energy Policy Act of 1992, is the only energy code that serves as the basis for federal tax credits for energy-efficient homes, energy efficiency standards for federal residential buildings and manufactured housing, and state energy code determinations, says ICC.

The stimulus package recently passed by the US House of Representatives includes $3.4 billion in energy assistance grants for states if the International Code Council’s 2009 IECC is adopted and administered. The American Recovery and Reinvestment Act (HR 1) requires governors who want a share of state energy assistance grants to certify their state will adopt an energy code that meets or exceeds provisions in the 2009 IECC for residential construction, and the ANSI/ASHRAE/IESNA Standard 90.1-2007, as referenced in the 2009 IECC for commercial buildings.

The 2009 IECC will produce approximately 15% in energy efficiency gains compared to the 2006 edition, according to the US Department of Energy (DOE). A DOE ruling clears the way for establishing the 2009 International Energy Conservation Code (IECC) as a safe harbor equivalent to the ANSI/ASHRAE/IESNA 90.1 Standard.

To purchase the 2009 IECC and other International Codes, visit the ICC Store online.