Thailand's Department of Land Transport (DLT) has clarified details of a proposed regulation introducing distinctive licence plates for electric vehicles (EVs), stating that owners of EVs already registered in the country will not be required to replace their existing registration plates.

According to DLT Director-General Sorapong Paitoonpong, the proposed ministerial regulation remains under public consultation and has not yet come into legal effect.

"The department will not require electric vehicles that have already been registered to change to new licence plates. Vehicle owners may continue using their existing registration plates as normal," he said.

The clarification follows reports that the DLT is preparing to introduce reflective blue-background licence plates for EVs, prompting concerns among motorists regarding whether existing EV owners would be required to obtain new plates. The proposed regulation would revise existing rules governing the size, design and colour of vehicle registration plates to accommodate the growing number of EVs on Thailand's roads. Under the proposal, EVs would be categorised into three groups.

For newly registered private electric cars and motorcycles, reflective blue-background licence plates would be issued once the regulation comes into force. Public-service EVs and specialised-use EVs would continue using registration plates in their existing colours but would be required to display an additional special identifying mark.

For all types of EVs already registered, including vehicles with ordinary plates, auction plates and standard white-background plates, owners would not be required to replace their existing registration plates. Instead, they would be required to attach the special identifying mark within one year of the regulation taking effect.

The DLT noted that, while the energy type of every vehicle is already recorded in its database, visible identification of EVs would provide additional means of vehicle identification. One of the stated objectives is to support safety and emergency response. In the event of an accident, rescue personnel, emergency responders and other officials would be able to identify a vehicle as an EV and apply the procedures and equipment required when handling high-voltage battery systems.

According to Sorapong, the measure is intended to help reduce risks associated with electrical leakage, battery-related incidents and fires during emergency response operations.

The DLT also stated that clearer visual identification of EVs could support vehicle supervision, including the monitoring of battery quality and temperature as vehicles age and require closer inspection. In addition, visible EV identification could facilitate the implementation of future measures applicable to EV users. Expressway operators, shopping centres and Zero Emission Zones may be able to identify EVs without needing to verify vehicle information through database records.

Sorapong reiterated that the draft ministerial regulation remains at the public consultation stage and has not yet been finalised. Members of the public and EV owners may submit comments through the central legal system website under the topic "Amendment to the Ministerial Regulation on Vehicle Licence Plates (Electric Vehicle Licence Plates)" until June 30th, 2026.

The DLT stated that feedback received during the consultation period will be used to revise the draft regulation before implementation, taking into account operational and safety requirements.