5.75.100 TAG—ISSUANCE.

At the time a permit is issued to the owner of any taxicab, the Police Department shall also issue to the owner a City of San Mateo tag showing the class of public vehicle, the taxicab company name, and the year for which the tag has been issued. No tag shall be displayed on any taxicab except the one for which it was issued. The tag shall be affixed to the side of the vehicle so as to be plainly discernible at all times.