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 Kazakhstan letters identifying the non-individual car (for example: A 001 AA) or of a single letter identifying the area and three digits and three letters identifying the individual car (for example: A 585 CUO) Special registration plates also exist. Cars registered to non-Kazakh individuals and organizations have registration plates with black letters on a yellow background. Diplomatic vehicles use registration plates with white letters on a red background. Vehicle registration plates of Kazakhstan The current format of Vehicle registration plates of Kazakhstan uses black letters on a white background with a Kazakh Flag and the country code KZ on the left.