The subject-matter of the article is a holding company used by entities with cross-border capital links. Employment of this mechanism is a significant solution adopted in tax optimization strategies. The tax effectiveness of this solution is closely connected with certain tax jurisdictions in Europe. Undoubtedly, it is an innovative hybrid solution. This article analyses the multifaceted nature of the practice of using a holding company. The specific nature of the tax legislation applicable in individual European countries (with particular attention paid to tax havens) is of key importance for the tax effectiveness of a holding company.