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 Paraguay top that shows the name of the country, its flag and the Mercosur logo. The typeface used is FE-Schrift. Vehicle registration plates of Paraguay Since the end of the year 1999 Paraguay has required its residents to register their motor vehicles with the National Register of Vehicles (Registro Nacional de Automotores) and to display vehicle registration plates; this system has replaced the former one whereby plates were issued by municipal authorities, who also kept local registers. The plates are inscribed with a 3-letter and 3-number combination (similar to those used in the Argentine Republic), and remain with the vehicle for