(a)

1. (1) Fuel tank or tanks having a thirty-gallon minimum capacity with a twenty-five-gallon actual draw shall be provided by the chassis manufacturer on thirty-six (36) capacity units and smaller.
2. (2) The tank shall be filled and vented to the outside of the body, the location of which shall be so that accidental fuel spillage will not drip or drain on any part of the exhaust system.
3. (3) A fuel tank having a capacity of a minimum of sixty (60) gallons with a fifty-five-gallon actual draw shall be provided by the manufacturer on thirty-seven-capacity units and larger.

(b)

1. (1) No portion of the fuel system which is located to the rear of the engine compartment, except the filler tube, shall extend above the top of the chassis frame rail.
2. (2) Fuel lines shall be mounted to obtain maximum possible protection from the chassis frame.