Multilateral Cooperation in Tax Law

1. Introduction

Taxes are one of the most important sources of income for most states and, at the same time, they constitute the power of the state, its independence, and ability to engage in unfettered development. Therefore, taxes are one of the most significant instruments of the effective economic policy of the state. They are used to implement plans and governmental decisions. The aspiration of the European Union, as expressed in Article 1 of the Treaty on European Union (TEU) is “ever closer union among the peoples of Europe.” It presupposes, among other things, the elimination of particularistic solutions operating at national levels and their replacement by uniform, relatively harmonised solutions adopted at the EU level. Article 3 of the TEU identifies the objectives of the European Union. One of them S. 292(Article 3(3) TEU) is the establishment of the internal market. It is worth noting that there is a lack of an explicitly stated goal in this provision of approximating the legislation of the various countries of the community to the extent necessary for the functioning of the internal market. The implementation of Article 2 of the Treaty of the Functioning of the European Unio...