2018 U.S. Capitol Christmas Tree: The Lighting Ceremony Date Change Press Releases 2018 U.S. Capitol Christmas Tree: The Lighting Ceremony Date Change adminDC December 4, 2018 SOURCE: The Architect of the Capitol 2018 CAPITOL CHRISTMAS TREE: CEREMONY DATE CHANGE Monday, December 3, 2018... Read More Read more about 2018 U.S. Capitol Christmas Tree: The Lighting Ceremony Date Change