ANSI National Accreditation Board (ANAB)
https://anab.ansi.org/
Bureau de Normalisation du Québec (BNQ)
http://www.bnq.qc.ca/en/
CSA International
https://www.csagroup.org/
EPA Office of Wastewater Management (OWM)
OWM Oversees a wide range of programs contributing to the well-being of the nation’s waters and watersheds
http://www.epa.gov/OWM
NSF International
(National Sanitation Foundation)
http://www.nsf.org
Underwriters Laboratories
http://www.ul.com