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 Hong Kong but are affixed to the front and back of the vehicle. Vehicle registration plates of Hong Kong In Hong Kong, vehicle registration marks are managed by the Transport Department. The physical number plates are not provided by the government, but are made by garages to the order of the car owner. Each vehicle must display two number plates, one at the front and one at the rear of the vehicle. The front plate has black characters on a white background, and the rear plate has black characters on a yellow background. The height of the letters and numerals are not