Opposition parties say the HRD minister is acting like ABVP's patron saint.
The report, sources said, would dwell on the role of the university authorities, who have been blamed for the suicide, and systemic aspects to ensure such incidents do not recur.
Seeking to blunt Bharatiya Janata Party's efforts to 'appropriate' legacy of Ambedkar, Sonia said, "Congress had given Dr Ambedkar his dues by appointing him as chairman of the Draft Committee of Constitution."
Congress Vice President Rahul Gandhi on Tuesday targeted Union HRD Minister Smriti Irani and Labour Minister Bandaru Dattatreya over the suicide by a Dalit scholar saying the ministers and the vice chancellor have "not acted fairly" that forced him to take the extreme step.