The Mexican Tax Administration (SAT) recently published the fourth and fifth lists of effective income tax rates on the income of large taxpayers for fiscal years 2016, 2017, 2018, and 2019. The fourth list was published on 10 October 2021 and provides effective rates for taxpayers involved in 47 economic activities, and the fifth list was published on 21 November 2021 and provides effective rates for taxpayers involved in 50 economic activities. Together with the lists published in June, A…