Each certificate shall state the date of its issuance, the date of its expiration, if any, the serial number thereof, and shall contain a simple, concise statement to the effect that the owner is authorized to engage in a business of operating buses or automobiles for hire, as the case may be, pursuant to the provisions of this chapter and the resolution granting such certificate on file in the office of the city clerk. (Ord. 2217 NCS §2 (part), 2005.)