Most countries in the EU allow the car to remain for 180 days in any calender year. You must then re-register in that country.
Also your driving license must be changed if your are resident in that country.I had this in Portugal
An EU-registered motor vehicle (including light goods vehicles, trailers, caravans, motorhomes and motorcycles) may be kept in Portugal for a period of up to 180 days in any one calendar year, provided the following conditions are met:
The vehicle is registered in the name of a person who is not resident in Portugal;
The vehicle is brought into Portugal by its registered owner or keeper;
The vehicle is for private use only;
The vehicle is only driven by its registered owners or keepers provided they are neither established, resident nor employed in Portugal, and
The vehicle's owner or keeper is in possession of the vehicle registration documents for production when necessary to the competent authority.