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Businesses may face serious risks in criminal tax law after the Federal Court of Justice (BGH) ruled on 10 December 2025 (1 StR 387/25) to change its previous case law. Incorrect preliminary VAT returns and a related incorrect annual return no longer count as a single offence. Instead, the offences stand next to each other and are to be evaluated under criminal law separately. This results in a considerable tightening of the legal consequences to taxpayers and all those involved in the preparation and submission of preliminary VAT returns and annual returns.

In a circular dated December 29, 2025, the Federal Ministry of Finance announced changes to fields in, among other things, the • 2026 advance VAT return • 2026 yearly VAT return • special advance payment of VAT for 2026 • income tax return 2025.

The EU is creating a new legal framework for digital business models. Legislation like the Digital Markets Act, Digital Services Act, Data Act and AI Act includes a multitude of provisions that have to be complied with and legally implemented.