Treasurer Wayne Swan says the Government's position is very clear.
"The Government would strongly oppose any attempt to challenge that decision of Fair Work Australia to terminate the industrial action from any party, from any union, or any employer," he said.
But Labor Senator and former Transport Workers Union official Glenn Sterle disagrees.
"Both parties have every legal option to challenge any decision all the way through and in all fairness to the members of the TWU at Qantas," he said.
Clear as mud Wayne, I believe a challenge from the pilots is in order..
Qantas pilots move to overturn ban on industrial action
The long-haul pilots' union has today launched a legal challenge to the workplace umpire's termination of its long-running battle with Qantas.
In a decision that threatens to reignite the bitter battle that led to the grounding of Qantas's fleet for two days, the pilots' union today filed proceedings in the Federal Court in Sydney, seeking a review of Fair Work Australia's decision last week to terminate its protected industrial action.
The Australian and International Pilots' Association had been waiting for further talks today with Qantas negotiators in front of the workplace umpire before deciding whether to challenge. It had said that Qantas had made "semi-conciliatory noises" in negotiations on Tuesday.
But the union said today that it had launched legal action because the negotiations before Fair Work were "moving very slowly" and it believed that Qantas's decision to lock out staff involved in the industrial action was "disproportionate" to its campaign, which included wearing non-uniform ties
Read more: Qantas pilots move to overturn ban on industrial action