"Domestic appliance technician" means "domestic appliance technician" as defined in RSA 153:27, II, namely, "any person engaged in the installation, servicing, and repair of liquefied propane or natural gas domestic appliances designed specifically for residential use, limited to residential clothes dryers and their venting systems, domestic stove tops, cook stoves and ranges and their venting systems, or outdoor cooking equipment and pool heaters."
N.H. Admin. Code § Saf-Mec 102.07