18-28-1301.4 Fuel tanks, piping and valves.
   The tank, piping and valves for appliances that burn oil shall be installed in accordance with the requirements of this chapter. If an oil burner is served by a tank, any part of which is above the level of the burner inlet connection, and if the fuel supply line is taken from the top of the tank, an approved antisiphon valve or other siphon-breaking device shall be installed in lieu of the shutoff valve.