Greek tax authority AADE has postponed the mandatory B2B e‑invoicing launch to 2 March 2026, with a two‑month soft launch ending 2 May 2026 for large resident businesses. All other resident taxpayers must adopt the system from 1 October 2026, and a new penalty regime and early‑adopter incentives have been announced.
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The Invoicing Hub · 4 days ago
Greece has rolled out its first phase of mandatory B2B e‑invoicing, targeting large companies from March 2026 and all companies by October 2026, with full penalty enforcement from May 2026. The e‑transportation regime, part of the myDATA platform, now requires real‑time tracking of goods, with Phase A becoming fully mandatory in December 2025 and Phase B fully mandatory from October 2026. The new rules also introduce item‑level classification using the Unified Commodity Coding System from January 2027.
VatCalc · 20 days ago
Greek authorities have postponed the second phase of the myDATA e-delivery reporting regime to October 2026, while outlining a phased rollout with key compliance dates. Companies with 2022 revenues above €200,000 and those in certain sectors must report from 1 December 2025, with further digital tracking and QR code scanning introduced on 1 October 2026. The system will become mandatory for public sector entities on 1 January 2026, and CN item coding will be implemented on 1 January 2027.
Tovima · 21 days ago
Greek tax authorities have introduced a new framework that will reassess fines issued from 19 April 2024, cutting penalties by up to 80% and setting a standard €100 fine for late or missing filings that do not create a tax liability. The reform also eliminates the €250/€500 penalties for low‑value withholding tax declarations and removes fines for cases where the additional tax payable is below €100.
VatCalc · 21 days ago
Greek VAT update: The omnibus tax bill tabled on 1 May 2026 introduces immediate tightening of the reverse charge for construction services, reduces the VAT rate on electricity transmission services to 6 %, and retroactively lowers penalties for nil and credit VAT returns and late withholding filings back to April 2024. Volume‑based rebate clarifications also take effect immediately. All changes are expected to apply from publication in the Official Gazette, with updates reflected instantly in invoices, VAT returns and e‑invoicing.
SAFT Validator · 2 months ago
Greece has introduced a three-layer digital tax framework that combines real‑time reporting via myDATA, a structured B2B e‑invoicing mandate, and an e‑transport system for goods movement. The B2B e‑invoicing requirement becomes mandatory on March 2 2026 for firms with revenue above €1 million and on October 1 2026 for all other businesses, while myDATA has been compulsory since 2021. Early adopters receive significant tax incentives, and non‑compliance triggers steep penalties.
RTC Suite · 3 months ago
Greek authorities have postponed the mandatory B2B e‑invoicing go‑live to 2 March 2026, with a two‑month soft‑launch ending in early May. The first wave targets resident large businesses (turnover €1 million+) and covers domestic B2B supplies and exports outside the EU, while EU B2B remains optional. Penalties for non‑compliance include VAT‑based fines and fixed €500/€1,000 penalties, and businesses must submit a commencement declaration to AADE before issuing e‑invoices.
Key Takeaways
It launches on 2 March 2026, with a two‑month soft launch that ends on 2 May 2026.
Non‑compliance may result in a fine equal to 50 % of the VAT amount for VATable transactions, or a fixed €500 or €1,000 penalty for non‑VAT transactions depending on the accounting system.
All other resident taxpayers must adopt the system from 1 October 2026, with a transitional period until the end of the year.
Early adopters integrating at least two months before the deadline receive 100 % additional depreciation of technical equipment and software costs, and a 100 % increase in deductible expenses for invoice production, transmission, and archiving during the first 12 months.
Primary source
Read the full article at VatCalcThis summary was published on VATfaqs.com on 19 February 2026. It relates to VAT developments in Greece. The original source is VatCalc.
