This companion to the ANSI-approved National Green Building Standard™ provides valuable insight to the intention and implementation of the practices and provisions found in the Standard. This 2012 edition ICC 700 Commentary is a useful resource for residential designers, land developers, builders and remodelers using the Standard as a tool for developing or renovating residential properties of all types to reduce their relative environmental impact. The ICC 700 commentary expands on the compliance language in the Standard, including: Scope and Administration, Compliance Method for all applications of the Standard: Single family and multifamily new construction. Renovation and addition chapters include whole-house renovations and functional areas. Green subdivision development; Requirements and prescriptions for all chapters within the Standard. Site design and development. Lot design, preparation, and development. Resource Efficiency. Energy efficiency. Water efficiency. Indoor environmental quality. This latest edition incorporates all changes made to the 2012 standard and is a valuable tool to assist in the design, construction and compliance of any sustainable residential project.