First of all, here are some links to power up your compliance!

Apostille of the Hague:

Official website of HCCH for Apostille of the Hague

Treaties & OECD

OECD: Tax treaties

Furthermore, read online Model Tax Convention on Income and on Capital: Condensed Version 2017

Taxation and the EU Customs Union:

Treaties for the avoidance of double taxation concluded by Member States

Tax Administration 2017


Finally, the OECD’s Tax Administration Comparative Information Series (TAS), which commenced in 2004, examines the fundamental elements of modern tax administration systems. Also, it uses an extensive data set, analysis and examples to highlight key trends, recent innovations, and examples of good practice. Consequently, the primary purpose of this series is to share information that will facilitate dialogue among tax officials and other stakeholders on important tax administration issues. Likewise, some of these issues include identifying opportunities to improve the design and administration of their systems, both individually and collectively.
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