On 15 March, Jurist reported that the move is a part of a coordinated effort by Australia and its allies to support Ukraine in the war against Russia. Since the start of the war, Australia has imposed over 460 sanctions on Russian individuals and entities, including the Central Bank of Russia, Russian Armed Forces, Putin, Putin’s security council and a number of oligarchs. Among those sanctioned are Chelsea Football Club owner Roman Abramovich.
https://www.jurist.org/news/2022/03/australia-announces-new-sanctions-against-33-russians/