US lawMinnesotaRegulationsDEPARTMENT OF HEALTHChapter 4658 — CHAPTER 4658, NURSING HOMES4658.4420Minn. R. 4658.4420EXTERIOR MECHANICAL SHAFTS; NEW CONSTRUCTIONLast amended: 1996Year: 2026Length: 18 wordsOfficial source Exterior shafts serving equipment for resident areas must be constructed to prevent accumulation of dirt, leaves, or snow.PreviousMinn. R. 4658.4415NextMinn. R. 4658.4425