Empyrean House was the office of the President of the United Federation of Planets in Paris, France on Earth. It was destroyed by the Breen during their attack on Earth. (The Dominion War Sourcebook: The Fires of Armageddon)

In the continuity of novels published by Pocket Books, the office was known as the Palais de la Concorde. (Star Trek novel: Articles of the Federation)
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