VAT carousel fraud is a significant issue costing the EU around €50 billion annually, primarily impacting legitimate businesses unknowingly caught in fraudulent transactions. The article emphasizes the importance of due diligence when partnering with traders, as businesses can be held liable for VAT fraud if they are deemed to have been aware of or reckless about the fraudulent activities. Future EU reforms aim to address the issue of VAT fraud, potentially altering how VAT applies to cross-border supplies to reduce risks for legitimate businesses.