In this article, the author develops the change of focus in the rules for the deduction of interest as a consequence of the regulatory change that occurred in 2019 with regard to the application of the anti tax avoidance law as well as its application in Peru as of 2021.

In this article, the author develops the change of focus in the rules for the deduction of interest as a consequence of the regulatory change that occurred in 2019 with regard to the application of the anti tax avoidance law as well as its application in Peru as of 2021.