MyData Frequently Asked Questions

Frequently asked questions have been released by AADE for mydata e-books regulation in Greece. It provides useful answers to major questions taxpayers and software operators previously asked in the “issues” panel of the developer portal.

Electronic books is a real time invoice reporting model similar to the ones in Hungary Online Szamla and Spain SII. In addition, two books called analytical and summary books will be created and updated in real time on MyData. The information recorded in E-Books will be regularly cross-checked with VAT returns for reconciliation. As aAADE - Greek Independent Authority of Public Revenue is responsible for control and maintenance of the mydata system.

It is one of the most complex tax related procedures imposed to all taxpayers during the last decade. Mandatory document transfer will start in October 2020.  All taxpayers have only two months to upgrade their IT systems for tax compliance.