Given the complexity of the stimulus bill, combined with state and local incentives and tax rebates along with utility rebates, it can be cumbersome to stay current with what has been offered or established for incentives to improve efficiency in Air Conditioning & Heating.
DSIRE = Database of State Incentives for Renewables & Efficiency is a great web site that tracks all incentives by state as well as federally.
http://www.dsireusa.org/index.cfm?EE=1&RE=1.
The recent “stimulus bill” incentive summary is here:
http://www.dsireusa.org/library/includes/incentive2.cfm?Incentive_Code=US37F&State=federal¤tpageid=1&ee=1&re=1