Electronic Invoicing in Germany and Switzerland

Deadlines, formats, retention and what actually makes an invoice an electronic invoice.

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Questions from first calls

Concise, dependable answers

01
Question

When is the E-Invoice Mandatory in Germany?

As of January 1, 2025, every domestic company must be able to receive e-invoices – this applies without a transition period. For sending, transition rules apply: from January 1, 2027, for companies with more than 800,000...

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02
Question

How long must e-invoices be retained?

As of 2025, the retention period for invoices and other accounting documents is eight years instead of the previous ten (§ 147 Abs. 3 AO, § 14b UStG). The crucial point for e-invoices: the structured data part must be re...

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05
Question

What to Consider with Invoice Numbers?

The invoice number must be unique and sequential (§ 14 Abs. 4 UStG). Multiple number ranges are permissible as long as no number is duplicated within each range and no unexplained gaps occur. When switching to e-invoicin...

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06
Question

How to Effectively Automate Dunning?

With fixed stages and deadlines, but requiring approval before dispatch. Fully automated reminders can damage customer relationships if a payment has only been booked late or if a complaint is ongoing. The system should...

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07
Question

What is the cost of Ouhud e-invoice?

Price and pricing model of Ouhud e-invoice: upon request. However, before the pricing question arises, there is another: What do you need to be able to do by when? The receipt of e-invoices has been mandatory since Janua...

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