No express transporter shall accept for transportation, or permit to be transported, in or on a public service vehicle that is carrying passengers: any live animal; any acid; any explosive; any flammable substance or material; or any substance, material or article of a kind of quality that is likely to render it disagreeable or dangerous to passengers, or is likely to expose to risk, loss or damage anything being carried in or on the vehicle.

No freight transporter shall store or transport food commodities in premises used for storage of vehicles, livestock, acids or other materials that may, by their nature, render the food commodities unfit for human consumption.