DSIRE. The Database of State Incentives for Renewables & Efficiency provides the details of state and federal tax breaks for using renewable energy.
What the Law Requires and Allows
In the course of designing or constructing green products, you must be aware of international, national, state, and local legal requirements. These resources will help keep you on the right side of the law.
International Laws and Regulations
Ching, Frank. Building Codes Illustrated: A Guide to Understanding the 2006 International Building Code. 2d. ed. Belk Main Stacks. TH420 C49 2007
Thornburg, Douglas W., et al. Significant Changes to the International Building Code. TH420 T485 2012.
Winkel, Steven R. Residential Building Codes Illustrated: A Guide to Understanding the 2009 International Residential Code. Belk Main Stacks TH4815.5 W56 2010