He also became a member of Sotheby's international advisory board.
Reporting to this international board are national directors, one from each of the nine countries.
He has been on the international board of directors since 1995.
The international board's majority concluded they were not and said that the tax savings should consequently show up in income.
He was flying to Beijing to attend a meeting of his international advisory board, people at the company said.
Global Tolerance is supported by an international board of advisors.
The international board does not have jurisdiction over American companies.
A spokesman for the international board declined to comment last night after the vote became known.
An international advisory board covers all of the basic fields.
"David Tweedie needs to learn to listen," he said of the international board's chairman.