License plate IK: Registration district Arnstadt & online processing
IK · XX 1234
Profile of license plate prefix IK
The official license plate prefix IK is issued in the registration district Arnstadt (Thüringen). The locally responsible authority is Landratsamt Ilm-Kreis. Via the digital platform, you can reserve available IK custom license plates, order DIN-embossed plates, and submit new registrations, transfers, and deregistrations directly online.
Competent registration authority for prefix IK
Landratsamt Ilm-Kreis
Ritterstraße 1499310 Arnstadt
Opening hours: Mo,Fr 08:30-12:00, Di 08:30-12:00, 13:30-18:00, Do 08:30-12:00, 13:30-16:00
Go to i-Kfz platform Arnstadt →Public information of the competent authority – not part of this portal.
Digital platform services for Arnstadt (IK)
Select the desired procedure for the Arnstadt registration district:
Frequently asked questions about prefix IK (Arnstadt)
- Which registration district issues the license plate prefix IK?
- The official vehicle prefix IK belongs to the registration district Arnstadt in Thüringen. The locally competent authority is Landratsamt Ilm-Kreis.
- How can I check and reserve available IK custom license plates online?
- Via the digital license plate check, you can search for your desired combination with prefix IK (1–2 letters and up to 4 digits), reserve it online, and order embossed DIN plates delivered by post.
- Are all i-Kfz services available online for vehicles with IK plates?
- Yes. Via the i-Kfz platform for Arnstadt, new registration, change of keeper, re-registration, deregistration, and address changes can be completed entirely online without an appointment.
- Can I keep my IK license plate when moving or changing ownership?
- Yes. Under nationwide license plate retention rules, an existing IK plate can continue to be used when moving or transferring ownership, provided the vehicle remains registered.
More license plate codes in Thüringen
All license plate codes in Thüringen →Last updated: 26.10.2026.
