Vehicle registration plates of Mexico Vehicle registration plates of Mexico Vehicle registration plates of Mexico are issued with unique visual designs by each state, but with a single national numbering system, such that serials are not duplicated in multiple states. Most states change designs approximately every three years, with each state having its own plate replacement cycle. Every year, owners of Mexican-registered vehicles pay the "tenencia" or "revalidación de placas" (car plates renewal tax). A set of Mexican plates includes one pair of plates, a windshield sticker, and in some states a plate sticker. The international code for Mexico is "MEX". In 2001 the size
Vehicle registration plates of Austria Vehicle registration plates of Austria Austrian car number plates are mandatory vehicle registration plates displaying the registration mark () of motor vehicles in Austria. They are used to verify street legality, proof of a valid liability insurance and to identify and recognise the vehicle. The license plates are made of metal; the imprinted text is in black letters and digits on a white background. Since November 1, 2002 the common design comprises a blue section on the left with the EU circle of stars and the country code ('A') like other vehicle registration plates of the European Union. On the