“Paper is patient.” This is a common German saying, typically used to highlight the sluggishness of processes and plans of all kinds. However, paper can also catch up with you or even take you by surprise in a way that may be embarrassing or worse when your name pops up in leaked information relating to offshore accounts. Jurisdictions with preferential tax regimes are under the scrutiny of tax and investigative authorities in Germany. This affects multinational corporations, family offices, entrepreneurial families, and wealthy private individuals who invest their assets internationally in a diversified and international manner. Dr. Marco Ottenwälder, a partner in the Frankfurt Office of Andersen Tax, and his colleague, Andreas Gesel, a senior associate of the firm, explain recent measures taken in Germany to combat tax avoidance and follow up with recent practical experience. The tax authorities are aggressive, exit tax has a wider scope than might be commonly expected, and unhappy events occur for individuals and associated companies stemming from arrival in Germany and also departure. Not a pretty sight.