Can welfare sanctions and the right to a subsistence minimum coexist? The present article sheds light on this question by examining recent developments in German social assistance law and placing them in the broader international legal context. In November 2019, the German Constitutional Court declared a large portion of the applicable regime unconstitutional because it violated the basic right to a guaranteed subsistence minimum. The first part of the article examines this German basic right and the way its normative requirements are applied by the Constitutional Court to welfare sanctions. Two important points of reference which are discussed relate to the effectiveness of the measures and the availability of sanction mitigation instrumen...