The thesis deals with the issue of VAT reporting within intracommunity trade operations. The aim of the thesis is to give clear explanation of the current VAT system in the EU, show several practical examples of different intracommunity trade operations, and finally to show the scope of VAT frauds issue together with analysing the measures EU and member states have taken and are planning to take in order to fight the massive fraud. In the chapters devoted to explaining the existing VAT system in the EU following issues are described: - VAT harmonisation process in the EU, - VAT system in the EU, - Particular intracommunity transactions from the VAT point of view. In the chapters devoted to VAT fraud issue are following aspects covered: - VAT fraud typology, explanation of the most frequent fraud schemes, - EU fraud statistics and existing ways of measuring fraud volume, - European court of justice activity in solving VAT fraud cases, - EU and Czech republic measures to tackle VAT fraud, - several advices on how not to become involved in the fraud scheme.

The main aim of the dissertation thesis is a case of the right deduct to input VAT which let companies to be involved into carousel frauds. The thesis analyses the related cases and examines in which conditions it may be legitimate to entitle the right to deduct recognize and when it is not. It also discusses the possible ways how to deal safely with partners. Moreover, it also examines which steps need to be taken into the consideration to reduce tax evasion on VAT which have been done recently in the Czech Republic.