ADA (Americans with Disabilities) - http://www.usdoj.gov/crt/ada/adahom1.htm

ASME A112.18.1M -

http://www.asme.org

IBCA - Integrated Business Communications Alliance http://www.ibcaweb.org

NSF International - http://www.nsf.org

American National Standards Institute ANSI - http://www.ansi.org

American Society of Mechanical Engineers International ASME - http://www.asme.org

American Society of Plumbing Engineers ASPE - http://www.aspe.org

American Supply Association ASA - http://www.asa.net