Get Ready for 2027
Germany
e-Invoicing

An e-invoice is a digitally structured invoice issued and received in an electronic format that is machine-readable and can be automatically processed without human intervention. Unlike a PDF or paper invoice, an e-invoice contains data in a standardized format (such as XML) that allows software systems to interpret, validate, and process the invoice automatically. This differs from simply emailing a PDF invoice, which requires manual processing. E-invoices must comply with the European standard EN 16931 to be considered legally valid electronic invoices in Germany.

The German government is implementing mandatory e-invoicing as part of the Growth Opportunities Act (Wachstumschancengesetz) to: reduce administrative burden and costs for businesses; improve tax compliance and combat tax fraud; align with EU-wide digitalization efforts; enhance real-time visibility into business transactions; streamline payment processes and improve cash flow; and support broader digital transformation of the economy.

All German resident businesses and foreign businesses with a permanent establishment in Germany must comply with e-invoicing rules. This includes all B2B suppliers selling to German customers, all B2G suppliers contracting with public authorities, and selected B2C transactions. Non-residents of Germany without a fixed establishment are not covered by the domestic mandate but must still accept e-invoices from German trading partners when they make intra-EU supplies.

The mandate applies to both goods and services. The e-invoicing requirements under German law are technology-neutral and apply to all B2B transactions involving the supply of goods, services, or a combination of both. The type of supply does not change the obligation to issue or receive compliant e-invoices.

Yes, several specific situations are exempt: invoices under €250 can still be issued in simplified format; passenger transport tickets are exempt; micro-businesses under €22,000 annual turnover are not required to issue e-invoices (but must receive them); supplies outside the scope of VAT (reverse charge, exports, etc.) may have different requirements; and transactions with non-VAT registered customers may differ. However, even with these exemptions, recipients must accept compliant e-invoices.

The German e-invoicing mandate is phased in over three stages: January 1, 2025 — all businesses must be capable of receiving structured e-invoices in EN 16931-compliant formats. Paper invoices can still be issued but only with the express consent of the recipient. January 1, 2027 — businesses with annual turnover exceeding €800,000 must issue structured e-invoices for all B2B transactions. January 1, 2028 — all German businesses, regardless of size (except exempt categories), must issue structured e-invoices for B2B transactions.

The January 1, 2025 deadline applies to the ability to receive e-invoices, not the obligation to issue them. From this date, all businesses must have systems capable of accepting and processing structured e-invoices. The obligation to issue e-invoices is phased in later — 2027 for large companies (above €800,000 turnover), 2028 for all. During the transition period (2025–2026), paper invoices and PDF invoices may continue to be issued, but only if the invoice recipient has given their consent.

During this transition period: issuers must be able to send e-invoices without requiring prior agreement from the recipient; recipients must be able to receive and process structured e-invoices; paper invoices and PDF invoices can still be issued with the recipient's express consent; no mandatory issuance requirement exists for companies below €800,000 turnover; and businesses should use this time to assess their systems, select compatible software, and prepare for full mandatory issuance.

XRechnung: Purely XML-based format developed by the German government. Mandatory standard for B2G invoices submitted to public authorities. No human-readable PDF component — purely machine-readable.

ZUGFeRD: Hybrid format combining PDF/A-3 with embedded XML data. EN 16931-compliant from version 2.0 onwards. More user-friendly as it can be viewed as a PDF while containing structured data. Latest version ZUGFeRD 2.3 released in May 2025.

Peppol BIS Billing 3.0: Pan-European open standard for e-invoicing. Supports automated transmission via the Peppol network. Increasingly recognized in Germany with a new national ruleset (DE-NRS). All three formats comply with EN 16931 and are acceptable in Germany.

The choice depends on your business context: for B2G transactions (invoicing public authorities), XRechnung is mandatory for federal and most state-level authorities; for B2B transactions, you may choose any EN 16931-compliant format — ZUGFeRD is popular for domestic B2B due to its hybrid nature, while Peppol is increasingly used for cross-border transactions; for cross-border transactions within the EU, Peppol BIS Billing 3.0 is typically preferred. Large companies often use multiple formats simultaneously — there is no requirement to standardize on a single format.

Standard PDF invoices alone will not meet the e-invoicing mandate requirements from January 1, 2025 onwards. While PDF invoices can still be used during the transition (with recipient consent until 2026), they do not qualify as structured e-invoices because PDFs are not machine-readable in the structured data sense required by EN 16931, tax authorities cannot automatically validate PDFs, and PDFs do not enable automated processing. You must transition to software that generates a compliant format: XRechnung, ZUGFeRD, or Peppol BIS.

Choose software based on supported formats (XRechnung, ZUGFeRD, Peppol), invoice volume, and scalability. Ensure it integrates with your accounting or ERP systems and supports automation such as batch processing and validation. Key considerations include: ease of use and staff training needs, support quality and SLA, security certifications (ISO 27001, SOC 2, GDPR alignment), 10-year archiving capability, and cost versus time savings. For most German businesses, cloud-based SaaS solutions offer the best balance of affordability, features, and compliance. ClearTax is VeR-listed and FeRD-compliant, supporting all accepted German formats.

Germany applies layered penalties based on severity and frequency of non-compliance. General non-compliance fines range from €200 to €5,000 per invoice, with cumulative fines possible for repeated violations. VAT penalties can reach up to 10% of VAT due (capped at €1M per year) or €25,000 per return. Intentional breaches carry a 5–50% surcharge. Critically, input VAT deduction is denied on non-compliant invoices, materially increasing financial risk. B2G delays may also result in administrative fees and delayed payments. Under the upcoming ViDA framework (from 2030), per-transaction penalties of €100–€5,000 will also apply.