The Malaysia Digital Arrival Card (MDAC) is an online form that must be complete by all foreign citizens travelling to Malaysia. Excempt from filling the form is: citizens of Singapore; diplomatic and official passport holders, Malaysia permenant residents and long-term pass holders, general certificate of identity Brunei (GCI) holders, Brunei-Malaysia frequent traveler facility holders. For more information or to register click
here.
The Vehicle Monitoring System (MDAC) is a permit that travellers need to register with to enter any Sarawak border from Brunei. First you need to register
HERE. After registration you need to log in
HERE. After registering your vehicle, you will get a QR code that is valid for a 3 month period. The first time you enter Malaysia customs with the vehicle you need to produce your insurance, car certificate (blue card) and your passport (if you're the driver) or a permission letter from the owner. Your car needs a valid insurance and road tax to be able to cross the border.
You need to bring some cash BND or MYR with you to pay tolls in Malaysia.