A protester is detained by Capitol Police at the Hart Senate Office Building. (J. Scott Applewhite/AP) | MORE PHOTOS

The protesters, who were carrying banners, were arrested shortly after 11:30 a.m. at the office building, located at C and E Streets in Northeast D.C.

According to a statement from spokeswoman Sgt. Kimberly Schneider, they have been charged with unlawful conduct — demonstrating in a Capitol Building and are currently being processed at USCP headquarters on D Street NE.

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Demonstrators hang a banner in the atrium of the Hart Senate Office Building Tuesday. (Evan Vucci/AP)

A man peers out of his office window to watch the protest at the Hart Senate Office building. (Evan Vucci/AP)

It is unclear whether the protesters are associated with the Occupy DC demonstrators, who have been camping out in growing numbers at Freedom Plaza. If they are, these would be the first arrests made in connection with the Occupy DC protest.

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Photos: Protesters settle into D.C.

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