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and SBCCI) have developed a model code package the International Construction Codes, that includes 11 compatible codes that complement each other. Building Code Advisory Committee reviewed the 2000 ICC family of codes, of which the International Energy Conservation Code is a part, for adoption by the District of Columbia. Incentives for early adopters of green building practices were envisaged for the period before 2012. Replacing the previous code based on the 2000 IECC that became effective in January 2004, the 2008 D. Construction Codes were developed from ASHRAE 90.1-2007 for commercial buildings (about 7% more energy efficient than the standard in place for neighboring Virginia and Maryland) and the "30% Solution" for residential buildings (30% energy savings above the 2006 IECC, or about 30% more energy efficient than the standard in place for Virginia and Maryland), which was a comprehensive package of amendments offered at the 2009 International Code Council hearings in September. passed the Clean and Affordable Energy Act of 2008 (B17-492) that establishes energy benchmarking requirements for government and private buildings.Supplements are issued annually, and new editions are published at three-year intervals. On January 9, 20 IECC, without amendment, took effect. The new codes also contain several greening amendments recommended by the D. Green Building Advisory Council (GBAC), including (among others) cool roofs, on-site stormwater retention, and low-flow residential and commercial plumbing fixtures. Starting in the fall of 2009, government buildings must be benchmarked using the Energy Star Portfolio Manager tool.DC DOE Determination Letter, May 31, 2013Washington, DC Certification of Commercial and Residential Building Energy Codes The Green Building Act of 2006 phases in green building in D. It requires Commercial buildings to be LEED Silver, and Residential buildings to meet Green Communities standards.From October 1, 2007 to September 30, 2008, only D.In 2004, after a six-year effort to make building codes consistent throughout the U. Green Building Act, according to which the Mayor was to submit a comprehensive set of green building standards by January 2008.S., the nation's three regional model code-writing organizations (BOCA, ICBO. These standards were not only expected to include the provisions of the 2006 IECC; starting in 2012, they were expected to require all commercial development of 50,000 square feet or more to qualify for LEED certification. City Council adopted new residential and commercial building codes that incorporate many energy efficiency and green building standards.
On March 28, 2014, the District of Columbia Construction Codes Supplement 2013 became effective and includes the 2012 IECC as well as the suite of 2012 ICC codes.On November 19, 1999, the District of Columbia adopted the 1995 edition of the BOCA code as the basis for its energy conservation code.No amendments were made either to the CABO Model Energy Code (for residential) or to ASHRAE 90.1 (for commercial).Proposals are published and public hearings are held.The District of Columbia Council has final approval of all proposed code changes.