Cricket South Africa interim board chairman Stavros Nicolaou told a press conference on Friday that the board was "extremely disappointed" over what he described as a unilateral decision by Cricket Australia.
IPL 2021: David Miller recently smashed an unbeaten 85 off 45 balls to help South Africa recover against Pakistan in the third T20I.
Australia's Test series against South Africa got postponed due to COVID-19, and as a result, the side is now dependent on England in order to play the WTC final against New Zealand.
Faf du Plessis who plays for CSK in IPL, wants to focus on the two upcoming T20I World Cups slated to be held in India and Australia respectively.
Former South Africa captain Faf du Plessis announced his retirement from Test cricket.
South Africa will tour Ireland for three One-day Internationals and three Twenty20 Internationals in July this year.
South Africa director of cricket Graeme Smith urged the International Cricket Council (ICC) to have "strong leadership" going forward, after Australia postponed their Test tour of South Africa over Covid concerns.
KL Rahul gained one place to reach the second spot while South Africa spinner Tabraiz Shamsi grabbed a career-best second position in the latest T20I rankings released by the ICC.
Pakistan beat South Africa by four wickets in the third and final Twenty20 international in Lahore on Sunday, taking the three-match series 2-1.
Fast bowler Dwaine Pretorius recorded the best figures for South Africa in the shortest format to help his team beat Pakistan by six wickets in the second Twenty20 international in Lahore on Saturday.