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 Bhutan yellow background. The first three characters of the plate are RBG, followed by four digits of vehicle number. Vehicle registration plates of Bhutan Vehicle license plates in Bhutan are issued and regulated by the Road Safety and Transport Authority of The Royal Government of Bhutan. Until 1990, vehicle registration plates had a group of three letters on the left, indicating the region and class of registration, followed by 4 digit numeric value. For example, BWP 1001 signified, Western region, Private vehicle with number 1001. Now however, this scheme has been discontinued for the newer licensing scheme launched in 1990. The