2021 Notice of annual general meeting The annual general meeting of Rio Tinto plc will be held at 11:00am on Friday, 9 April 2021 at 6 St James s Square, London, SW1Y 4AD. Due to the UK government restrictions on public gatherings to contain the COVID-19 pandemic, and mindful of public health concerns, shareholders will not be permitted to attend the annual general meeting in person. Shareholders can instead participate in the annual general meeting virtually via a live webcast, where they will be able to vote and ask questions. Details of how to attend virtually can be found on pages 12-13. To vote ahead of the annual general meeting, please complete and submit a proxy form in line with the instructions set out in this notice.