Eligible systems include solar water heaters, solar panels, geothermal heat pumps, and wind energy systems. Tom Silva's seizing the opportunity and putting in solar panels and a solar water heater this year. He said the tax credit is an offer his family couldn't refuse.
"My wife read about it and said, 'We've been talking about doing [solar upgrades] long enough. Let's just do it.' People worry about the money you have to put out up front, but you're getting big-ticket items like solar panels for a third less and you will save money on your energy bill forever," Silva says--not to mention the boost it gives to the value of the house.
NEXT: First, get an energy audit