In the European Union Member States, value-added tax (VAT) is undergoing a continuous process of harmonization, which was initiated in the 1960s by the introduction of the First and Second Council Directives and which resulted in the implementation of the common tax assessment base. Currently,...

One of the most serious problems of fiscal character is the issue of the tax gap. The tax gap is defined as the amount of tax liability faced by taxpayers that is not paid on time. The tax gap comes from three main areas of noncompliance with the tax law − firstly from underreporting of...

In this Report, the Authors present the new Value Added Tax (VAT) Gap estimates for 2016, as well as updated estimates for 2012-2016. In addition to the analysis of the Compliance Gap, this Report examines the Policy Gap in 2016 as well as the contribution that reduced rates and exemptions made...

The paper is a summary of the exchange of knowledge and experience that took place in the course of the project "Mutual Learning for Reducing Tax Gaps in V4 Countries and Ukraine" co-financed by the Visegrad Fund in the years 2016-2017. Five institutions took part in the project: Center for...

The paper summarizes knowledge on tax gaps in Poland with respect to PIT, CIT, VAT, and excise. An introduction to the Polish tax system is given, trends in tax collect ability and estimates of the tax gaps are discussed, and methods of combating tax evasion and avoidance are reviewed. The paper...

CASE prepared a new study for the European Commission on the VAT Gap in the European Union in 2015. The figures offer an important snapshot of the problems of collecting VAT in the EU and what needs to be done to improve revenues and fight tax fraud. During 2015, the overall VAT that should have...

A key objective of many governments is to improve tax revenue mobilization. One way to achieve this is by improving tax compliance. This requires accurate knowledge of the tax gap, i.e. the difference between what should be paid and what is actually paid. Until now, tax gaps have been primarily...