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 New Mexico discontinued on passenger plates in 1972, and on truck plates in 1975. From 1976 until sometime after 1996, the county of issuance was displayed on a sticker at the top of the plate. Cibola County was created in 1981, after the codes had been discontinued. Vehicle registration plates of New Mexico The U.S. state of New Mexico first required its residents to register their motor vehicles and display license plates in 1912. New Mexico is the only state that specifies "USA" on its license plates, so as to avoid confusion with the country Mexico, which it borders to the southwest.