Germany’s Federal Association for Information Technology, Telecommunications and New Media published its guidance on data transfers to third countries under the General Data Protection Regulation (GDPR). Guidelines aims at giving practical assistance for the day-to-day use when transferring data. In addition to a brief description of the legal framework for data transmissions, data processing in third countries with an adequate level of data protection, and without an adequate level of data protection will be explained. The different constellations are illustrated with a short case study. It also addresses data transmissions in a Group. Finally, the guide provides supplementary materials, links and references.