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 Nigeria red background with white lettering, and consist of up to three numbers, followed by CD or CMD and another number. Instead of the name of the state, they read CORPS DIPLOMATIQUE. Cars of the consular corps have instead the letters CC or CORPS CONSULAIRE. Vehicle registration plates of Nigeria Nigerian vehicle registration plates in current used were introduced in 1992 and revised in 2011. Nigeria and Liberia are the only two African countries that use the North American standard 6 × 12 inches (152 × 300 mm). The international code for Nigeria is "WAN" (West Africa Nigeria). The license plates