Every European country has different rules for putting a Hot-Rod on the road.
See the state of the nation for each country here.
State of the nation 2022 for esra-rod_eu – United Kingdom
State of the nation 2022 for esra-rod_eu – Germany
State of the nation 2022 for esra-rod_eu – Norway
State of the nation 2022 for esra-rod_eu – France
State of the nation 2022 for esra-rod_eu – Denmark
State of the nation 2022 for esra-rod_eu – Finland