Bastiaan Didden

Bastiaan Didden currently serves as a Tax Lawyer at the Belastingdienst, where he specializes in the complex tax aspects of cross-border labour and global mobility. His role involves advising on international tax compliance, navigating the intricacies of social security coordination, and addressing qualification problems that arise when employees work or reside across different jurisdictions. Bastiaan’s expertise is particularly valuable in ensuring that multinational organizations and expatriates adhere to Dutch tax regulations while optimizing their tax positions within the framework of international treaties and EU directives.

Drawing from his extensive academic background, including a PhD from Maastricht University focused on ‘Qualification problems: between social security and supplementary pension,’ Bastiaan brings a nuanced understanding of the intersection between social security law and tax law. His research delved into the challenges faced by employees working across borders, providing insights into how tax and social security qualification issues can be mitigated or resolved. This foundation enables him to develop innovative solutions for complex cross-border tax scenarios, such as pension taxation, social security contributions, and income tax obligations.

At Belastingdienst, Bastiaan is actively involved in key projects that aim to streamline cross-border tax procedures and improve compliance frameworks for international workers. His skills in tax law, research, and teamwork allow him to collaborate effectively with colleagues and stakeholders, ensuring that policies are both compliant and practical. Fluent in Dutch and well-versed in international tax conventions, Bastiaan Didden is a dedicated professional committed to facilitating smooth global mobility while safeguarding the tax interests of Dutch taxpayers and the government.