Section 19-2-107.7 - Water heater regulations(1) As used in this section: (a) "Natural gas-fired water heater" means a device that heats water by the combustion of natural gas to a thermostatically-controlled temperature not exceeding 210 degrees Fahrenheit for use external to the vessel at pressures not exceeding 160 pounds per square inch gauge.(b) "Recreational vehicle" means a motor home, travel trailer, truck camper, or camping trailer, with or without motive power, designed for human habitation for recreational, emergency, or other occupancy.(2) A person may not sell or purchase a natural gas-fired water heater that is manufactured after July 1, 2018 with the intent to install it in Utah if the natural gas-fired water heater exceeds the applicable nitrogen oxide emission rate limit set in Title 15A, State Construction and Fire Codes Act.(3) A manufacturer in Utah shall display the model number and nitrogen oxide emission rate of a water heater complying with this section on: (a) the shipping carton for the water heater; and(b) the permanent rating plate of each water heater unit.(4) This section does not apply to a water heater unit that: (a) uses a fuel other than natural gas;(b) is used in a recreational vehicle; or(c) is manufactured in Utah for shipment and use outside of Utah.Added by Chapter 247, 2016 General Session ,§ 1, eff. 5/10/2016.Affected by 63I-1-219 on 7/1/2029