UK businesses registered for Value Added Tax (VAT) will be required to adopt e-invoicing for inter-business transactions starting in 2027. The change stems from new regulations designed to enhance tax compliance and streamline invoice processing. This system will utilize the Peppol network, a secure and standardized platform for electronic data interchange. The government anticipates the move will reduce errors, tackle tax evasion, and offer cost savings for businesses. Implementation will be phased, beginning with the largest businesses. The mandate aims to modernize the UK’s tax system and align it with international standards for digital invoicing. Businesses are urged to prepare for the transition to ensure a smooth adoption of the new requirements.