US lawMinnesotaRegulationsDEPARTMENT OF HEALTHChapter 4660 — CHAPTER 4660, BOARDING CARE HOMES; PHYSICAL PLANT4660.7300Minn. R. 4660.7300OVERHEAD PIPING, NEW CONSTRUCTIONYear: 2026Length: 25 wordsOfficial source Overhead piping shall not be exposed in dietary areas, clean supply and clean linen areas. Overhead sanitary waste lines in these areas shall be avoided.PreviousMinn. R. 4660.7200NextMinn. R. 4660.7400