They had been considered almost certain to vote to accept them as members of the Federation.
However, they voted to accept such tests if teachers have the final say on promotion.
Ford's 32,000 manual workers voted to accept a 10.2 percent pay increase this week.
He said the Council would meet within 72 hours to vote to accept the plan.
If the owners vote to accept, free agency will begin Friday.
The company's full board then voted to accept the proposal, the statement said.
"The board will debate and vote to accept or reject," he said.
Now the entire community must vote to accept the gift at a town meeting on Jan. 15.
The association voted to accept the challenge on condition that the game be played in the spring.
On December 12, 2006, shareholders voted to accept the offer.