“Michaelia Cash has serious questions to answer about her conduct. These are questions she has hidden from since October 2017.
"She has been subpoenaed to face allegations around abuse of power in court by the AWU.
“It is not acceptable in a democracy to use the power of the state to harass and intimidate working people’s representatives. That kind of behaviour belongs in a dictatorship.
“We must ensure that no Minister can ever again abuse their office and the powers of the agencies they oversee.”