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Deadlines

Who is in scope and from when, country by country. Every date is checked against its official source.

DeadlinesDENewestGermany 2027: who must issue e-⁠invoices from 1 January, and what the ERP has to produceThe e-⁠invoice obligation in Germany for 2027: who must issue from 1 January, which formats count, what the ERP must produce and keep, and what to test now.15.10.202610 min readReviewed by Qasim HammadRead the note →
  1. 13.10.2026Greece, 2 November 2026: the second wave of e-⁠invoicing, and the change on 1 February 2027Greece e-⁠invoicing deadline for businesses up to EUR 1 million: 2 November 2026. From 1 February 2027 these e-⁠invoices cannot reach myDATA from an ERP.DeadlinesGR10 min read