Poland The go-live for the new mandatory SAF-T VDEK file is likely to be postponed from 1 July 2019 to 1 January 2020 for some taxpayers 15 May 2019533 views1 min read Source: Deloitte SAF-T (Standard Audit File for Tax) ECJ C-235/18 (Vega International) – Judgment- Financing in advance purchase of fuel is an exempted financial service Changes in the VAT Directive – as of 1 January 2020 new rules on settlement of international commodity transactions will come into force