Vehicle registration plates of the Channel Islands mark AY 2471. Sark and Herm ban motor vehicles other than tractors from their roads. There is no law requiring registration plates, but tractors on Sark still have to be licensed yearly, evidenced by a sticker displayed somewhere on the vehicle. Vehicle registration plates of the Channel Islands Vehicle registration plates, commonly referred to as number plates, are the mandatory numeric or alphanumeric plates used to display the registration mark of a vehicle. The Crown dependencies of Guernsey and Jersey are outside the United Kingdom and the European Union, and have registration marks that are different from those used in
Vehicle registration plates of Portugal numbers indicate the start and end month of the vehicle's registration) and more similar to systems such as in Italy (where the date indicates the year of vehicle registration). Note that the date is that of first-ever registration of the vehicle, not the date the vehicle was registered in Portugal. Some vehicles carry plates that have a year and month seemingly out of tune with the alphanumeric sequence, and the reason for this is that these are imported used vehicles. Trailers and vehicles for export have the following district code letters in their licence plates: Until the 1970s only the