Some states have rebates for Small Wind Energy Systems, and the number of programs have increased with funding from the American Recovery and Reinvestment Act of 2009.
If your state is not listed below, then check the the Database of State Incentives for Renewables & Efficiency (DSIRE) web site to review programs for your state.
Emerging Renewables Program
California Energy Commission - Consumer Energy Center
Solar And Wind Energy Rebate Program
Illinois Department of Commerce and Economic Opportunity
Commonwealth Wind Incentive Program
Massachusetts Renewable Energy Trust
Minnesota Small Wind Turbine Rebate for Residences
Minnesota Office of Energy Security
Renewable Energy Incentive Program
New Jersey's Clean Energy Program
On-Site or Small Wind Incentives
New York State Energy Research and Development Authority