Do I need an appointment for online registration in Aach?

No. When you complete new registration, transfer, deregistration, or custom plate reservation via the online platform, no visit to the authority is required. Certificates, stickers, and plates are sent by post.

Which documents are required on the platform for Aach?

For digital submission you need a valid ID card or passport, registration certificate part I and part II (with security codes), and the 7-character eVB insurance number.

Which license plate prefixes are issued in Aach?

In the registration district Aach, the official license plate prefix(es) BÜS, DS, KN, STO are issued.

Is iKfz-Zulassung Baden-Württemberg a government authority?

No. iKfz-Zulassung Baden-Württemberg is an independent private online platform. Technical application processing is carried out via our service partner registered with the Federal Motor Transport Authority (KBA).

Registration office Aach – online registration & info

Official license plate codes:BÜS DS KN STO

Platform overview for Aach

Via the digital i-Kfz platform for Aach (license plate code: BÜS, DS, KN, STO), all standard vehicle procedures can be completed paperlessly: new registration, re-registration, deregistration, transfer of ownership, change of address, emissions sticker, and custom license plate reservation. You need a valid ID card or passport, registration certificate parts I and II (with security codes), and the electronic insurance confirmation (eVB). Submission is handled directly online through our registered service partner – without an appointment at the authority.

Digital i-Kfz services on the platform for Aach

Select your desired procedure for the Aach registration district. You will find all local requirements and direct access to online processing.

New registration

Register a new vehicle in Aach: online, without an appointment at the registration office. Required documents, process, fees and contact details of the responsible authority in Aach.

Start registration online

Re-registration

Re-register a de-registered vehicle in Aach – online, no appointment. Documents, process and contact of the Aach registration office.

Start re-registration online

De-registration

De-register a vehicle in Aach (take out of service): online, without an appointment. Documents, process and contact of the Aach registration office.

Start de-registration online

Transfer of ownership

Transfer a vehicle in Aach: on change of keeper, purchase or relocation – online, no appointment. Documents, process and contact of the Aach registration office.

Start transfer online

Change of address

Change the keeper address in Aach after moving – online, no appointment. Documents, process and contact of the Aach registration office.

Start change of address online

Green emissions sticker

Order the official green emissions sticker (level 4) for Aach online – printed with your licence plate for all German low-emission zones.

Order emissions sticker online

Personalised plate

Reserve a personalised plate in Aach: check availability online and reserve with the registration office. Process and contact for Aach.

Reserve personalised plate

Licence plates

Order licence plates for Aach online: embossed to standard, delivered by post. Sizes, types and information for Aach.

Order plates online

Car insurance & eVB

Compare car insurance rates for Aach, save on premiums and receive your 7-digit electronic insurance confirmation (eVB number) immediately.

Compare rates & get eVB

Duration & overview of digital vehicle services in Aach

Key benchmarks for digital vehicle procedures in the registration district Aach (BÜS, DS, KN, STO):

Procedure in Aach	Input time	Key documents	Direct link
Vehicle deregistration	~3 min	Part I + plate security codes	Deregistration Aach →
Transfer / change of keeper	~5 min	Parts I & II, eVB number, ID	Transfer Aach →
New registration	~5 min	Part II, CoC document, eVB number	New registration Aach →
Re-registration	~5 min	Parts I & II, eVB number, valid inspection (HU)	Re-registration Aach →
Custom plate (BÜS)	~2 min	Desired combination & keeper details	Custom plate Aach →

Local vehicle registration authority for Aach

Public information of the competent authority (Landratsamt Konstanz) – not part of this service.

Max-Stromeyer-Str. 47
78467 Konstanz
Baden-Württemberg

On-site opening hours: Mo 08:00-12:00 14:00-16:00, Di 08:00-14:00, Mi 08:00-12:30 14:00-17:30, Do 08:00-12:00 14:00-18:00, Fr 08:00-12:00

Open in Google Maps →

Authority contact & available services in Aach

Phone:: 07531-800-1955
Email:: zulassungsstellekonstanz@lrakn.de

Supported procedures in the Aach district

New registration
Re-registration
De-registration
Transfer of ownership
Change of address
Green emissions sticker
Personalised plate

4 steps on the digital platform for Aach

11. Have vehicle documents readyKeep your ID document, registration certificate parts I & II (with security codes), and your eVB code at hand.
22. Select your online procedureOpen the required i-Kfz service (new registration, transfer, deregistration, or custom plate) on the platform.
33. Submit digitallyEnter vehicle and keeper details online, verify your identity digitally, and submit your application directly.
44. Drive immediately & receive by mailStart driving right away with your provisional certificate; official documents, stickers, and plates arrive by mail.

Questions & answers about the digital platform in Aach

All FAQ for Aach Guides Aach

What are the opening hours of the registration authority in Aach?: The regular counter hours of the authority in Aach (Landratsamt Konstanz) are: Mo 08:00-12:00 14:00-16:00, Di 08:00-14:00, Mi 08:00-12:30 14:00-17:30, Do 08:00-12:00 14:00-18:00, Fr 08:00-12:00. Via the digital i-Kfz platform, you are not bound by these hours and can register or deregister your vehicle online 24/7.
Do I need an appointment for online registration in Aach?: No. When you complete new registration, transfer, deregistration, or custom plate reservation via the online platform, no visit to the authority is required. Certificates, stickers, and plates are sent by post.
Which documents are required on the platform for Aach?: For digital submission you need a valid ID card or passport, registration certificate part I and part II (with security codes), and the 7-character eVB insurance number.
Which license plate prefixes are issued in Aach?: In the registration district Aach, the official license plate prefix(es) BÜS, DS, KN, STO are issued.
Is iKfz-Zulassung Baden-Württemberg a government authority?: No. iKfz-Zulassung Baden-Württemberg is an independent private online platform. Technical application processing is carried out via our service partner registered with the Federal Motor Transport Authority (KBA).

Other registration districts in Baden-Württemberg

View all 93 locations in Baden-Württemberg →

Last updated: 26.10.2026.

Digital i-Kfz platforms in other federal states

You complete the digital procedures directly with our service partner: Reserve personalised plate.