Germany has published a draft to replace the existing BpO 2000 with new External Audit Regulations (ApO), aiming to modernize and speed up tax audit procedures. The proposal introduces a stronger focus on risk-based, more targeted audits, along with structured cooperation between taxpayers and authorities through framework agreements. Read more

KoSIT has confirmed strong progress on XRechnung 4.0, which will align with the upcoming EN 16931-1:2026 standard and enable a single, EU-compliant format for both B2G and future B2B e-invoicing. The update introduces major technical and regulatory changes (including ViDA alignment), is not backward compatible, and requires businesses to upgrade systems and prepare early for mandatory e-invoicing... Read more

The purpose of this document is to describe how electronic invoices are handled in Germany. This document explains e-invoices, what they are, and how they are used, with special attention being paid to their legal treatment in Germany. Read more

A new guidance issued by Germany’s Federal Ministry of Finance, effective 1 January 2025, replaces the 2013 instructions and clarifies taxpayers’ rights and cooperation duties during external tax audits, with the document now required to be attached to audit orders. Taxpayers must support audits by providing records, data access, workspace, and knowledgeable staff, while auditors must identify themselves, respect taxpayer rights, and conduct audits fairly, including in the taxpayer’s favor. Read more

Germany is fundamentally transforming invoicing by introducing mandatory B2B e-invoicing, requiring companies to receive e-invoices from 2025 and to issue structured, EN 16931-compliant e-invoices from 2027 under the amended German VAT Act. As a result, 2026 is the key preparation year for businesses to upgrade systems, align processes with partners, and ensure compliance while laying the groundwo... Read more

The German Federal Office for Information Security (BSI) will pilot a new TR-03185 “Secure Software Lifecycle” certification from February 2026 that keeps certified software compliant after updates without re-certification by certifying secure development processes, enabling faster releases, less administrative burden, and sustained trust. The German Federal Office for Information Security (BSI) i... Read more