International vehicle registration code system is used for vehicles belonging to the diplomats of foreign countries with license plate from the host country. That system is host country-specific and varies largely from country to country. For example TR on a diplomatic car in the USA indicates Italian, not Turkish. Such markings in Norway are indicated with numbers only, again different from international standards (e.g. 90 means Slovakian. International vehicle registration code The country in which a motor vehicle's vehicle registration plate was issued may be indicated by an international licence plate country code, formerly known as an International Registration Letter or International Circulation Mark.
Vehicle registration plates of Romania crown of Romania in the middle. Vehicle registration plates of Romania The most common format for vehicle registration plates in Romania consists of black letters on white background in the format codice_1, where codice_2 is a one- or two-letter county code, codice_3 is a two- or three-digit group (with a leading zero for groups of two), and codice_4 is a three-letter group. The left side of the plate bears a blue vertical strip (the "Euroband") displaying the 12 stars of the European Union and the country code of Romania (RO). Between 1992-2007 the band featured the Romanian flag instead of