Before any device or assembly for the prevention of backflow or back-siphonage is installed, it shall have first been certified by a recognized testing laboratory acceptable to the administrative authority. Devices or assemblies installed in a building potable water supply distribution system for protection against backflow shall be maintained in good working condition by the person or persons responsible for the maintenance of the system.
19 SR 590; L 2007 c 140 art 4 s 61; art 6 s 15; art 13 s 4
May 14, 2012
Official Publication of the State of Minnesota
Revisor of Statutes