California Financial Incentives
Financial Incentive information for California is provided by the Database of State Incentives for Renewables and Efficiency

Personal Deduction for Interest on Loans for Energy Efficiency
The California Revenue and Taxation Code § 17208.1 allows for taxpayers to take a personal deduction equal to the full amount of interest paid on loans from publicly-owned utility companies used to purchase and install energy-efficient envelope components and HVAC equipment at residences within the state of California. The personal deduction covers lighting, chillers, furnaces, boilers, heat pumps, air conditioners, caulking or weather stripping, duct sealing, building insulation, windows, and advanced metering. Some renewable technologies are also eligible.
For more information click hereLegislative Language

School Facility Program - Modernization Grants
The School Facility Program (SFP) provides funding assistance to school districts for the modernization of school facilities. The assistance is in the form of grants approved by the State Allocation Board (SAB), and requires a 40 percent local contribution.
For more information click here: School Facility Program - Modernization Grants or California Department of General Service

Sales Tax Exemption for Alternative Energy Manufacturing Equipment
SB 71 of 2010 established an exclusion from the state's sales and use tax for expenses related to the design, manufacture, production, or assembly of renewable energy equipment, combined heat and power equipment, and alternative transportation equipment in California. The legislation defines renewable and energy broadly to include "solar, biomass, wind, geothermal, hydroelectricity under 30 megawatts, or any other source of energy, the efficient use of which will reduce the use of fossil and nuclear fuels."
For more information click here:  SB 71 Program

Local Government and Public Sector Technical Assistance and Audits
The Energy Partnership Program covers the cost (up to $20,000) of an energy efficiency audit for cities, counties, and public buildings.
For more information click here:  Energy Partnership Program

Energy Disclosure Requirement
California has an energy disclosure policy for commercial buildings, which requires the release of information to the government and to buyers, lenders, and lessees consistent with an energy star rating system.
For more information click here: Institute for Market Transformation