Currently, Airbnb is collecting and remitting taxes on behalf of the host.
The GreenHome Institute is a 501(c)3 that empowers people to make sustainable decisions when renovating or building homes.
Energy Sage's Solar Savings by State tool allows you to search your state for solar rebates, incentives, and tax breaks.
DSIRE's incentive and policy search tool allows you to search energy incentives and policies by state.