US lawMinnesotaRegulationsDEPARTMENT OF HEALTHChapter 4660 — CHAPTER 4660, BOARDING CARE HOMES; PHYSICAL PLANT4660.9940Minn. R. 4660.9940VENTILATION PRESSURE RELATIONSHIPS AND VENTILATION FOR CERTAIN AREASYear: 2026Length: 14 wordsOfficial source Subpart 1. Applicability. Subpart 2 applies to boarding care homes only. Subp. 2. Table.PreviousMinn. R. 4660.9900