"The council decided we would support the BDS. We are not anti-Jewish; we just think the human misery over there is outrageous. We think the Israeli government is captive to some extreme views on the Right.
"We think it's got to a stage where we are going to have to have bans across the board.
"Working people can't sit on their hands forever."
Mr Tighe, who sits on the ACTU executive, will take a resolution to the peak union body.
"We will use our influence within the ALP to push this position," he said.
"Now you have a few unions with the same view and we can influence the political process more, we are not just one voice."
Australian Workers Union national secretary Paul Howes said he would fight any plan to see the ACTU endorse the sanctions.
"We don't believe that it's in the interests of Palestinian or Israeli workers to seek to divide them in the peace process," Mr Howes said.
"Unions are free to do what they wish but certainly I think it's a bit naive. Some unions are not fully aware of what they are signing on to."