Published: 16 October 2026
Greece has postponed the mandatory e-invoicing start date for businesses in the second implementation period, generally covering businesses with 2023 gross revenue of up to EUR 1 million.
Previous timeline
- Mandatory start: 1 October 2026
- Transitional period: 1 October–31 December 2026
- Full mandatory implementation: 1 January 2027
Updated timeline
- Mandatory start: 2 November 2026
- Transitional period: 2 November 2026–31 January 2027
- Full mandatory implementation: 1 February 2027
During the transitional period, affected businesses may continue using existing commercial, accounting or ERP systems alongside the approved e-invoicing channels, subject to the applicable declaration requirements.
The mandate covers domestic B2B, B2G and B2B transactions with businesses outside the EU.
The revised timetable was introduced through AADE Decision A.1197/2026, published on 30 September 2026.
(find other details here Greece e-Invoicing)
