The Luxembourg Administration of Direct Tax has published an updated version of Circular L.I.R. n° 168bis dated 2 June 2021, which replaces the prior version dated 8 January 2021. The Circular concerns the application of the interest deduction limitation rules implemented in line with the EU Anti-Tax Avoidance Directive (ATAD) with effect from 1 January 2019. Under the interest deduction limitation rules, the deduction of net interest expense (borrowing costs) is limited to 30% of EBITDA or …