According to Section 28 outlined in the Road Transport Act 1987, of the act, ASEAN license holders can drive in Malaysia with their domestic licenses, provided they are valid. Hence, drivers from the 10 ASEAN member countries may freely use their national driver’s license in the other nine member countries without requiring an IDP.
These participating countries include:
Furthermore, it is essential for ASEAN license holders to present a valid driving license along with an English or Malay translation if the license is in a different language.
On the other hand, non-ASEAN citizens will require a valid International Driving Permit (IDP) to be allowed to drive on Malaysian roads during their trip here.
This comes as, according to the Malaysian Department of Road Transport (JPJ), obtaining an IDP is a MUST for drivers from non-ASEAN countries.
Below link for further guide for International Drivers
https://content.wahdah.my/steering-through-malaysian-driving-regulations/