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 Serbia letter in the middle (L) is denoting the status of the owner. Additionally, plates have vertically orientated two-letter initials in small letters on the left side (after blue stripe) indicating the city in which they were issued (BG for Belgrade) and two numbers on the right side indicating the year for which they are valid (e.g., 12 for 2012). Vehicle registration plates of Serbia Vehicle registration plates of Serbia are issued using a two-letter region code, followed by three or four-digit numeric and a two-letter alpha license code, separated by a hyphen (e.g., BG 123-AA or BG 1233-AA). The regional