The membership approved this one issue resolution with a vote of 5,568 to 1,150.
Mathis enforced two union contracts even though the membership had not approved them by a majority vote.
His view was shared last year by the overwhelming majority of the institute when its membership approved several key provisions of the derivative-action section.
If it reaches a floor vote, the full membership may approve or not.
Plaid Cymru's membership approved the plan on 7 July.
The membership also discusses and approves policies, and raises voluntary donations for the organization's political operations.
But the union's leaders recognize that if the membership approves the deal, that will create pressure for the authority's board to do likewise.
The membership may approve the draft, subject to revisions, or refer it back to the Reporter and Advisers.
If the membership approves, the Guild will move to a more modern 10,700-square-foot space at 1501 Broadway near 43d Street.
Satisfying the members of each exchange is critical to the deal, because the membership of the exchanges must approve any agreement that is reached.