Date: November 6, 2023 Contact: newsroom@ci.irs.gov DENVER — The U.S. Attorney's Office for the District of Colorado announces Thuan Bui has been indicted by a federal grand jury on forty-nine counts of aiding and assisting in the preparation of false and fraudulent tax returns. According to court documents, from 2018-2022, Bui owned and operated a tax return preparation business and allegedly fabricated business expenses and falsified filing statuses for his clients. Bui allegedly falsified information on his client's Individual Tax Return, Form 1040, for the purpose of reducing the clients' tax liability or inflating the clients' tax refunds. The charge of aiding and assisting in the preparation of false and fraudulent tax returns carries a sentence of no more than three years imprisonment and no more than a $250,000 fine for each count. This case is being investigated by IRS Criminal Investigation (CI). The charges contained in the indictment are allegations and the defendant is presumed innocent unless and until proven guilty beyond a reasonable doubt. CI is the criminal investigative arm of the IRS, responsible for conducting financial crime investigations, including tax fraud, narcotics trafficking, money-laundering, public corruption, healthcare fraud, identity theft and more. CI special agents are the only federal law enforcement agents with investigative jurisdiction over violations of the Internal Revenue Code, obtaining a more than a 90 percent federal conviction rate. The agency has 20 field offices located across the U.S. and 12 attaché posts abroad.
