Vehicle registration plates of the Republic of Ireland Vehicle registration plates of the Republic of Ireland In the Republic of Ireland, vehicle registration plates (commonly known as "number plates") are the visual indications of motor vehicle registration – officially termed "index marks" – which it has been mandatory since 1903 to display on most motor vehicles used on public roads in Ireland. The alphanumeric marks (or "registration numbers") themselves were issued by the local authority in which a vehicle is first registered. The current specification for number plates is the format YYY–CC–SSSSSS. Those issued from 1987 to 2012 had the format YY–CC–SSSSSS. The components are: Since 1991, the
Vehicle registration plates of Mongolia Vehicle registration plates of Mongolia Vehicle registration plates of Mongolia consist of four digits (including leading zeroes) and three Cyrillic letters. The design is reminiscent of the Soviet standard for licence plates in the former USSR (GOST 3207-77), some of which had four digits and three letters. Example of a pre-2001 Mongolian registration plate issued in Ulaan Baatar Since 2001, the appearance of plates has changed - these must now contain the national symbol (the "Soyombo") in red, to the left of the numbers, and - between the digits and letters - the Mongolian oval (MNG). The first two letters