A variety of tax credits, financial incentives, and rebates are available to help offset the cost of implementing many home improvements.
The following links provide useful information.
Energy-Saving Ideas
Sonoma County Efficiency, Conservation,
and Renewable Energy Loans
Rebates
Solar Incentives
California Solar Initiative - Multi-Family Affordable Solar Housing (MASH) Program
California Solar Initiative - Single-Family Affordable Solar Housing (SASH) Program
Wind & Fuel Cells Incentives
Income-Based Assistance
Mortgages & Financing
Tax Credits