The heating of institutions for the aged or infirm licensed after adoption of these regulations shall be restricted to steam, hot water, or warm air systems employing central heating plants or Underwriters' Laboratories approved electric heating. The use of portable heaters of any kind is prohibited with the following exceptions for existing homes:
1. Portable type gas heaters provided they meet all the following: a. A circulating type with a recessed enclosed flame so designed that clothing or other flammable material cannot be ignited;b. Equipped with a safety pilot light;c. Properly vented to the outside;d. Approved by American Gas Association or Underwriters' Laboratories.e. An approved type of electrical heater such as wall insert type.f. Lighting (except for emergency lighting) shall be restricted to electricity. No open flame lighting such as by kerosene lamps, gas lamps, or candles shall be permitted.g. The Department of Health may require, at its discretion, inspection of mechanical, plumbing and electrical systems installed prior to effective date of these regulations by building, electrical plumbing officials or other competent authorities, a certification of adequacy and safety presented to the Department of Health. 15 Miss. Code. R. § 16-1-1.47.30
Miss. Code Ann. § 41-85-7