Legal

Imprint

Information pursuant to § 5 of the Austrian E-Commerce Act (ECG), § 14 of the Austrian Commercial Code (UGB) and disclosure under § 25 of the Austrian Media Act.

Owner & service provider

Owner: Christoph Schiefer (sole proprietor)
Address: Zimnitzstraße 17, 4600 Wels, Austria
Phone: +43 660 5278081
Email: hello@csdevelopment.at
VAT ID: ATU81344546

Under the small-business scheme pursuant to § 6 (1) no. 27 of the Austrian VAT Act (UStG), no value-added tax is charged.

Business activity & trade licences

Business activity: IT services, web development, and advertising & market communication. Registered (free) trades:

Services in automatic data processing and information technology – GISA no.: 36014996
Advertising agency – GISA no.: 36014927

Chamber & authorities

Member of the Austrian Economic Chamber of Upper Austria (Wirtschaftskammer Oberösterreich) – professional groups UBIT (Management Consultancy, Accounting and Information Technology) and Advertising & Market Communication.
Trade authority: Municipal Authority of the City of Wels (Magistrat der Stadt Wels).
Applicable law: Austrian Trade Act 1994 (Gewerbeordnung 1994), available at ris.bka.gv.at.

Consumer dispute resolution

I am neither obliged nor willing to participate in dispute resolution proceedings before a consumer arbitration board.

Liability for content

The content of this website has been compiled with the greatest possible care. However, no guarantee can be given for its accuracy, completeness or timeliness. As a service provider, I am responsible for my own content under the general laws, but not obliged to monitor transmitted or stored third-party information.

Liability for links

This website contains links to external third-party websites over whose content I have no influence. The respective provider is always responsible for such content. Upon becoming aware of any legal violations, such links will be removed immediately.

Copyright

The content and works published on this website are subject to Austrian copyright law. Reproduction, editing, distribution and any kind of use beyond the limits of copyright require the written consent of the respective author.

Last updated: June 2026