ASHRAE 189.1-2011

The purpose of this standard is to provide minimum requirements for the siting, design, construction, and plan for operation of high-performance green buildings to (a) balance environmental responsibility, resource efficiency, occupant comfort and well being, and community sensitivity, and (b) support the goal of development that meets the needs of the present without compromising the ability of future generations to meet their own needs.

This standard provides minimum criteria that:
a. apply to the following elements of building projects:
1. new buildings and their systems
2. new portions of buildings and their systems
3. new systems and equipment in existing buildings
b. address site sustainability, water use efficiency, energy
efficiency, indoor environmental quality (IEQ), and the
building's impact on the atmosphere, materials, and
resources.

The provisions of this standard do not apply to single-family houses, multi-family structures of three stories or fewer above grade, manufactured houses (mobile homes) and manufactured houses (modular), or buildings that use none of the following: electricity, fossil fuel, or water.  This standard is a compliance option of the International Green Construction Code^TM (IgCC^TM).

Keywords: sustainable, green, energy, indoor environmental quality, IEQ, green standard, green building, 189.1, 189, high performance building, high-performance building, LEED, TC 2.8, IES, USGBC, IGCC