The federation held a briefing earlier on Thursday following its central executive committee meeting, where it also announced it will campaign for Deputy President Cyril Ramaphosa to be the next African National Congress (ANC) president.
Cosatu says it would support a judicial enquiry into the alleged corrupt relationship between President Jacob Zuma, some Cabinet ministers and the Gupta family, but says the investigation actually needs to go further.
Secretary General Bheki Ntshalintshali says: “We need an investigation on the extent that government institutions have been captured, seeing that many organs and functions of the South African state outsource to capital, including policy making.”