Minn. R. 4626.0643
WAREWASHING MACHINES; AUTOMATIC DISPENSING OF DETERGENTS AND SANITIZERS. 4-204.117
A warewashing machine that is installed after September 8, 1998, must be equipped to: A. automatically dispense detergents and sanitizers; P2 and B. incorporate a visual means to verify that detergents and sanitizers are delivered or a visual or audible alarm to signal if the detergents and sanitizers are not delivered to the respective washing and sanitizing cycles. P2