VAT depends on your status, the country and whether the car is new or used. Here are the benchmarks to see clearly.
The seller's status changes everything.
For VAT purposes, the notion of a new vehicle is a particular one.

Transactions between EU businesses follow precise rules.
On the platform side, billing for our plans follows these principles.
Automotive taxation is technical: a few precautions are in order.
17% (Luxembourg VAT) by default, or the intra-EU reverse charge for professionals with a VAT number valid in VIES.
No. A private individual reselling their used vehicle does not charge VAT.