Serving Congress and the Supreme Court, preserving America's Capitol, and inspiring memorable experiences

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U.S. Capitol Dome
The U.S. Capitol’s dome made of cast iron was designed by Thomas U. Walter and...

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Guided Tours: Buildings on Capitol Hill
Official Tours of the U.S. Capitol Building are offered Monday through...

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East Front of the U.S. Capitol Building
AOC’s annual Performance and Accountability Report provides the results of the...

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Ralph Zollicoffer, Painter's Helper at the AOC
“You’ve got to shine,” says Tony Blue, a woodcrafter’s helper working for AOC...

OIG Hotline Anonymous Report

Report Fraud, Waste, or Abuse to the Architect of the Capitol, Office of Inspector General through the form below. No contact information is requested, nor will any information – such as an email address – be obtained by the Inspector General.

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