A joint effort between the American Society of Plumbing Engineers (ASPE) and American Rainwater Catchment Systems Association has resulted in the publication of a safety standard for rainwater collection and harvesting.
ARCSA/ASPE/ANSI 63-2013: Rainwater Catchment Systems was approved as an American National Standard by the American National Standards Institute (ANSI) on November 14, 2013. For details, please visit ARCSA.org