Liberia requires its residents to register their motor vehicles and display vehicle registration plates. Nigeria, Liberia, Somalia are the only three African countries that use the North American standard 6 ÃÂ 12 inches (152 ÃÂ 300 mm).
Private vehicles are prefixed "A" (personal), "B", and "C", probably for cargo.
The diplomatic fleet is identified by a code consisting of up to three numbers, followed by CD or CMD and another number.