Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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This painting by Allyn Cox depicts the cornerstone laying ceremony and is currently on display in the House Wing of the U.S. Capitol Building.
The cornerstone was laid on Wednesday, September 18, 1793, during the first...

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View of the U.S. Capitol Building from above at dusk
In order to ensure the safety of visitors and staff and to preserve the...

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Yellow flowers in front of the Capitol Building
The Architect of the Capitol annually publishes a wide variety of publications...

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Photo of US Capitol Building made of plant materials.
The U.S. Botanic Garden’s annual holiday exhibit is on display November 27...

OIG Hotline Confidential Report

Report Fraud, Waste, or Abuse to the Architect of the Capitol, Office of Inspector General through the form below. Name and contact information will be protected as anonymous, however this allows the Inspector General to ask a follow-up question to clarify a concern or seek additional details.

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