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In practice, cross-border business activities between Germany and Switzerland involve numerous tax and customs issues. Errors often arise not because of a lack of specialist knowledge, but due to the complex interfaces between different types of taxes, processes and organisational units. A structured VAT and customs health check creates transparency, identifies risks early and points out specific potential for optimisation – before any issues arise with tax or customs authorities.

Digital business models and IT-enabled processes play a key role today in being successful in business. And the regulatory requirements are constantly increasing at the same time – particularly in data protection law, cyber security and in the use of artificial intelligence (AI).

On paper, tax processes often appear clearly structured and well documented. However, operational reality frequently reveals a different picture: divergences in data flows, system logic, and interfaces are common in complex system landscapes.

Employment and social security law risks often arise not from isolated errors, but from unclear responsibilities, evolved processes and a lack of coordination between HR, payroll, specialist departments and external service providers. The consequences range from significant back payments to personal liability risks for managing directors and other responsible corporate bodies.

Part 2 of our four-part Health Check series: A Wage Tax Health Check helps companies identify typical tax risks at an early stage and review internal processes. Errors frequently arise in areas such as entertainment expenses, company events, gifts, or the private use of company cars and e-bikes – often due to unclear responsibilities or missing data flows between departments. A structured Health Check creates transparency, identifies optimization potential and better prepares companies for wage tax audits.

International trade flows are becoming increasingly complex due to new regulations such as CBAM, preferential trade agreements and additional compliance requirements. The Customs Health Check creates transparency, identifies risks at an early stage and lays the foundation for secure and controllable customs-related processes.

Part 1 of our four-part Health Check series: Why a (VAT) Health Check can deliver value for your organization and why it should include interface issues with other tax types (combined Health Check).