MELBOURNE–(BUSINESS WIRE)–On 2 March 2021 the Australian Taxation Office (ATO) issued Rio Tinto Limited with amended assessments related to the denial of interest deductions on an isolated borrowing used to pay an intragroup dividend in 2015. The borrowing was repaid in 2018. The ATO has today issued further assessments in relation to the same transaction levying penalties of A$352m (US$257.9m) and reducing the original interest assessment from A$47m to A$27m (US$19.8m). Borrowing to fund the