You may be referring to this :
This quote may be the cause for confusion:
“ In the first stage of the EV 3.0 scheme, EVs priced below 2 million baht were granted up to 150,000 baht, and electric motorcycles priced below 150,000 baht received up to 18,000 baht. The grants are sent directly to the manufacturers, and customers can claim the grant once their vehicles are registered. “