The Australian Taxation Office (ATO) has published guidance on Monthly exchange rates for 1 July 2026 to 30 June 2027, including monthly rates for August 2026. As explained in the main guidance on Foreign exchange rates, all foreign income, deductions, and foreign tax paid must be translated (converted) to Australian dollars before being included in a return. The rules generally require amounts to be converted at the exchange rate prevailing at the time of a transaction, or at an average ra…