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 Sri Lanka with the Sinhala script letter Sri (ශ්‍රී) in the middle was introduced, this started from Reg no "1 Sri 1". The current version started in 2000. It was developed by the German Utsch AG using a variation of the FE-Schrift. As of 2013 a new system with 3 English letters starting from AAA 0001 has been introduced. The international vehicle registration code for Sri Lanka is CL. Vehicle registration plates of Sri Lanka Vehicle registration plates of Sri Lanka (known in Sri Lanka as "number plates") started soon after introduction of motorcars in 1903. Initially the numbers started with Q,