If you wish to register a new or used vehicle that has undergone modifications altering its technical characteristics, additional steps are required before submitting the registration application to the SNCA.
Additional fees are applied for the processing of these applications.
Description of cases and actions to be taken
Registration of individual modifications (without combinations) for cars, vans, and motorcycles (categories M1, N1, and L)
Any combination of modifications (two or more modifications that influence each other) must be covered by a report from an approved technical service* regarding the compliance of the vehicle modifications with the legal framework (individual approval)
Example of modification combinations: wheels & suspension, spacers & suspension, power & wheels …
Affected Modifications Non-exhaustive list of modifications |
Documents to be sumbitted to the SNCA
|
|---|---|
Wheels (rims / tires) |
(1) ou (2) |
| Suspension | |
| Non-adjustable (lowering / raising of the body) | (1) ou (2) |
| Adjustable (coilover, anti-roll bar(s)) | (1) ou (2 & 3) |
| Air-suspension (so-called Air-Ride) | (1) |
| Wheel spacers | (1) ou (2) |
| Exhaust system | (1) |
| Power | |
| Power increase for cars / motorcycles (categories M1 / L) | (1) ou (2) |
| Motorcycle restriction (category L) | (1) ou (2) |
| Motorcycle derestriction (category L) | (1) ou (2) |
| Brake system | (1) ou (2) |
| Spoilers / body kits | (1) ou (2) |
| Number of seats (cars / motorcycles) (categories M1 / L), as approved in the type approval and not affecting vehicle safety systems (airbag, ABS, etc.) |
(2) |
| Number of seats (cars / motorcycles) (categories M1 / L),not approved in the type approval or affecting vehicle safety systems (airbag, ABS, etc.) |
(1) |
| Footrests, handlebars, brake / clutch controls (motorcycles) (category L) | (1) ou (2) |
- (1) Report from an approved technical service* regarding the compliance of the vehicle modifications with the legal framework (individual approval)
- (2) Conversion certificate from an automotive professional, including the vehicle chassis number, precise identification of the modifications, references to technical reports (e.g., TÜV) for installed parts or modifications (rims, springs, shock absorbers, wheel spacers, etc.) **& copies of the technical reports (TÜV, Gutachten, etc.)
- (3) Conversion certificate from an automotive professional, supplemented with details of the adjustments carried out
* See the list of approved technical services in Luxembourg
** If the technical documents are incomplete for vehicle registration, it will be necessary to visit an apporved technical service* so that a technical report on the vehicle’s compliance with the legal framework can be prepared.
The verification and/or approval of a modified vehicle, or one that has undergone technical changes, is required before the next technical inspection, and this period must not exceed two months from the date of the modifications.
In case of difficulties, it is recommended to contact an approved technical service* or an automotive professional (dealerships, garages) who can assist you with these matters.
Once your vehicle has been verified as compliant with the legal framework, registration procedures can be initiated.