A PLUMBING SYSTEM shall be installed to preclude backflow of a solid, liquid, or gas contaminant into the water supply system at each point of use at the FOOD ESTABLISHMENT, including on a hose bibb if a hose is attached or on a hose bibb if a hose is not attached and backflow prevention as required by the State Uniform Plumbing Code, chs. SPS 381 to 387, as enforced by the Wisconsin department of safety and professional services, by:
Wis. Admin. Code Department of Agriculture, Trade and Consumer Protection 5-203.14
Contact the Safety and Building Division at the department of safety and professional services, P.O. Box 2509, Madison, WI 53701, telephone 608-266-3151 and 711 (TTY) or https://dsps.wi.gov/pages/home.aspx.