30 percent of the cost of solar panels, plus 30 percent for a solar water heater. Credits are capped at $2,000 and are available for 2006 and 2007 installations.
10 percent of the cost of energy-saving doors, windows, insulation, and roofs, plus up to $300 for efficient central air conditioners and water heaters powered by natural gas, propane, or oil. You can also claim $150 for efficient furnaces and $50 for energy-saving fans. You can only claim $500 in total for this group with just $200 for windows.
You can get a tax credit of up to $3,400 for a hybrid car or light truck. This offer is good between January 1, 2006 and Dec. 31, 2010. Once your car’s manufacturer sells more than 60,000 hybrids, what you can claim will be less.