Prosecutors behind the filing asked a judge to detain Jacob Chansley, the Arizona man and QAnon conspiracy theorist who was famously photographed wearing horns inside the Capitol.
The agency also said it has identified over 200 suspects.
Trump is on the verge of becoming the first president to be impeached twice, as lawmakers move quickly to punish him over last week’s deadly U.S. Capitol attack.
The statement was accompanied by an image of a masked suspect wearing gloves and a hooded sweatshirt, carrying an object.
The U.S. Capitol Police said Officer Brian D. Sicknick was injured "while physically engaging with protesters" during the Wednesday riot, later dying in hospital.
State Del. Derrick Evans was among several lawmakers from across the country who travelled to Washington, D.C., for election fraud demonstrations.
More than 90 people have been arrested in Washington and more arrests are likely.
Capitol Police had planned for a free speech demonstration and didn't need more help, three sources told The Associated Press.