The Tax Incentives Assistance Project (TIAP), sponsored by a coalition of public interest nonprofit groups, government agencies, and other organizations in the energy efficiency field, is designed to give consumers and businesses information they need to make use of the federal income tax incentives for energy efficient products and technologies passed by Congress as part of the Energy Policy Act of 2005 and subsequently amended several times.

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Overview of Federal Energy Efficiency Tax Incentives passed as part of the Economic Stabilization Act
*Pages have been updated to reflect extension, expansion of incentives. Check out the new On-Site Renewables information, the new CHP investment tax credit, and the updated matrix of energy efficiency incentives.

RESNET has completed a survey of rating providers regarding the number of homes that their raters certified for the federal tax credit (2007 only). 23,702 homes were certified by RESNET during 2007, which is triple the number of homes certified in 2006. For more information, click here.

NREL Energy Savings Modeling and Inspection Guidelines for Commercial Building Federal Tax Deductions (1.9 MB PDF)

109th Congress Approves 1 Year Extension to New Homes, Commercial Buildings incentives

IRS Forms

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