Dmytrenko G. Adaptation of Tax System in Ukraine to conditions of European Union

The object is the tax system where the state institutions regulate the budget and the tax, social, innovative and investment spheres. The objective is the scientific as well as practical justification of the means of the tax adaptation system process and its main structural elements to the EU demands. The methods are analyses, induction, deduction, statistic and mathematic methods, historical and logical methods. The newness is that for the first time tax policy has been presented as a system-forming factor of the public administration system as well as an influential factor to the economic and political relation of the Ukrainian society. The results are that methodological support of the adaptation system mechanism has been improved; the conditions of the transformation process of the base taxes to the EU models have found their further development as well as the assessment criteria of the variants of the system changes have been presented.