Use of gas-fired appliances—generalE+W+S
95.—(1) No person shall use, or cause or permit to be used, in or on a vehicle on a road any gas-fired appliance unless the whole of such appliance and the gas system attached thereto is in an efficient and safe condition.
(2) No person shall use, or cause or permit to be used, in any gas-fired appliance in or on a vehicle on a road any fuel except liquefied petroleum gas as defined in regulation 94(4).
(3) No person shall use, or cause or permit to be used, in or on a vehicle on a road any gas-fired appliance unless the vehicle is so ventilated that—
(a)an ample supply of air is available for the operation of the appliance;
(b)the use of the appliance does not adversely affect the health or comfort of any person using the vehicle; and
(c)any unburnt gas is safely disposed of to the outside of the vehicle.
(4) No person shall use, or cause or permit to be used, on a road a vehicle in or on which there is—
(a)one gas-fired appliance unless the gas supply for such appliance is shut off at the point where it leaves the container of containers at all times when the appliance is not in use;
(b)more than one gas-fired appliance each of which has the same supply of gas unless the gas supply for such appliances is shut off at the point where it leaves the container or containers at all times when none of such appliances is in use; or
(c)more than one gas-fired appliance each of which does not have the same supply of gas unless each gas supply for such appliances is shut off at the point where it leaves the container or containers at all times when none of such appliances which it supplies is in use.