 Until 2018, Perlis serial plates becomes only the Peninsular state that have yet exhausted its original "Sx ####" plate series but finally it have been exhausted on 18 August 2018 and "Sxx ####" plate series began issued.In 1974, "W" series plates began to be reissued for cars registered in the newly ceded Federal Territory of Kuala Lumpur.To prevent conflicts with pre-1957 Province Wellesley plates, the Kuala Lumpur series started at "WA 1" as the Province Wellesley series never exhausted the "W 1"-to-"W 9999" range.