Confusingly, “ghost plates” also seem to be being used to describe 3D and 4D plates, which CEO of Regtransfers Mark Trimbee says may cause confusion.

Very few people were confident that they knew for certain whether or not 3D gel plates, and the plate variant idiotically dubbed "4D" number plates by someone, were legal.

Another area where many motorists, perhaps unknowingly, fall foul of the law as regards their number plates is with 3D and 4D number plates. While raised characters are allowed, multiple shades to ...

Drivers are using 'ghost plates' to dodge speed cameras, with the illegal 3D and 4D number plates reflecting light and obscuring the registration from traditional enforcement tools. Authorities ...

Plates are modified through reflective sprays, transparent films, or small changes to the characters to make police cameras blind. They are also known as 3D or 4D plates.

A study of 5,000 drivers whose cars bear the so-called 4D plates has found that almost all of them have an IQ in the top two percentile; the threshold for admittance to Mensa.