Anti-BEPS tax reforms and the WTO: Addressing global tax challenges Antonio Lopo Martinez SYNOPSIS This comprehensive study examines tax reforms strategies. It emphasizes the need to strike a balance implemented by states to protect their tax base while between anti-BEPS reforms and WTO regulations, considering potential conflicts with World Trade recognizing the importance of international collaboration Organization (WTO) rules. The article highlights the and multilateral approaches to address global tax significance of cross-border transactions on contemporary challenges. The study also analyzes the implications tax revenues and focuses on anti-BEPS (Base Erosion of these reforms within a volatile global environment and Profit Shifting) reforms as well as anti-tax avoidance characterized by emerging fiscal complexities. KEYWORDS: Taxreforms, Tax base erosion, World Trade Organization, International taxation, International cooperation Introduction Conclusions 1. Anti-BEPS reforms References 2. Anti-tax avoidance measures and the WTO AUTHOR Tax Auditor of the Brazilian Federal Revenue Service with a Ph.D. in Law from the University of Coimbra in Portugal and the University of Salamanca in Spain.