"I believe it takes the politics out of the argument to a certain extent," he said.
There was continuing debate, led by Cr Vinsen, over whether or not it was council business.
He pointed to a range of other trade negotiations council was not being asked to wade in on.
"What we've got here is one political group telling us A and one political group telling us B, and I don't want this chamber to be part of that."
However, councillor Jenny Duncan felt council could get involved if it wanted to.
"I'm tired of being told what I can and cannot engage in."
Early this month a series of resolutions highlighting concerns around TPPA were backed by the council's audit, risk and finance committee.