On 6 November 2019, Portugal's President, Marcelo Rebelo de Sousa, signed the law for the ratification of the Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit Shifting (MLI), which Portugal signed on 7 June 2017. Portugal must now deposit its ratification instrument to bring the MLI into force for its covered agreements (tax treaties).

The MLI…