To meet cross-connection control requirements, as defined in Minnesota Rules, parts 4714.0602 and 4720.0025, the use of a hose connection backflow preventer and a hose connection vacuum breaker, not rated for continuous use, is permitted at individual water supply connections in recreational camping areas as defined in section 327.14, subdivision 8.
Minn. Stat. § 144.3855
2007 c 24 s 1