The Democratic Alliance in the Eastern Cape is calling on Premier Oscar Mabuyane to act decisively on the findings and recommendations of the SIU following investigations into the procurement and contracting for goods and services during the National State of Disaster.
The Presidency released the over 700-page report on Tuesday.
DA provincial leader, Nqaba Bhanga, says the SIU investigated PPE and other contracts in the Eastern Cape worth R2.9 billion.
He says 23 cases were referred for disciplinary and executive action, while a further 34 were referred to the National Prosecuting Authority.
"The report highlights how procurement processes were flaunted, how suppliers were paid for Personal Protective Equipment (PPE) that was never delivered, of sub-standard quality, or overpriced," he said.
Bhanga said it also highlighted "blatant cases of fraud, corruption and money laundering, with senior officials at provincial and municipal levels implicated."
He said it was not surprising that the Departments of Health and Education.
Bhanga says while many of the allegations investigated found that the procurement processes were followed, in several cases, gross irregularities were found.
He says the report also highlights how procurement processes were flaunted, how suppliers were paid for PPE that had not been delivered, or of sub-standard quality or had been overpriced.
The SIU report also contains details of investigations conducted into provincial government departments, and Municipalities, including Nelson Mandela Bay Municipality where several contracts formed part of the probe.
Meanwhile, the SIU said it was still awaiting a report from the Eastern Cape Health Department on the progress of the implementation of recommendations following its probe into the so-called scooter saga.
The contract awarded to Fabkomp was reviewed and set aside, saving the province over R10 million.
Criminal cases were opened against former Eastern Cape Health MEC, Sindiswa Gomba, and her former Superintendent-General, Dr Thobile Mbengashe, who resigned but was later appointed as a Special Advisor in the Office of the Premier, Oscar Mabuyane.