The European General Data Protection Regulation, GDPR, was implemented in Austria. The most important rules for consumers include the following:

New rules in data protection
The general data protection regulation in Austria
Related links
ECC/VKI: Brochure regarding GDPR (DE)
https://europakonsument.at/sites/europakonsument.at/files/EVZ-Beihefter_DSGVO-Datenschutz%20_2018.pdf