# Guides: invoicing and e-invoicing in Germany

Invoicing in Germany in plain language: from the mandatory details under § 14 UStG to the e-invoicing mandate, ZUGFeRD and XRechnung.

- [Invoicing as a Kleinunternehmer in Germany](https://zyloft.eu/en/guides/kleinunternehmer-invoice/): Since 2025, new revenue thresholds and simplified invoicing rules apply to small businesses in Germany. What belongs on your invoice, what doesn't, and where e-invoicing stands.
- [Germany's e-invoicing mandate: what freelancers need to know by 2028](https://zyloft.eu/en/guides/e-invoicing-mandate-germany/): Since 1 January 2025, businesses in Germany must be able to receive e-invoices. Transition periods for issuing them run until the end of 2027. An overview for freelancers and small businesses.
- [ZUGFeRD or XRechnung? Germany's e-invoice formats explained](https://zyloft.eu/en/guides/zugferd-vs-xrechnung/): Both formats meet the e-invoicing mandate, but they work differently. When to use which, and what to watch out for with ZUGFeRD profiles.
- [Invoice requirements in Germany under § 14 UStG: the checklist](https://zyloft.eu/en/guides/invoice-requirements-germany/): The details every invoice in Germany must include, what applies to small-amount invoices and small businesses, and how to number invoices correctly.
- [Correcting or cancelling an invoice in Germany: how to do it right](https://zyloft.eu/en/guides/correcting-cancelling-invoices/): A mistake on an invoice? When a correction is enough, when you have to cancel it, and why you must never simply delete or overwrite an invoice.

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HTML version: https://zyloft.eu/en/guides/
Deutsche Version: https://zyloft.eu/ratgeber/index.md