In May 2017, Miller confirmed that 10 employees from the public works department had been subpoenaed by the FBI to testify before a grand jury in a wide-ranging investigation into public corruption in Macomb County. Miller said the corruption that occurred under Marrocco was pervasive and wide-spread and that people used the office's resources for personal use. In November 2017, Bucci was indicted on 18 felony counts including bribery, extortion, mail fraud, money laundering and embezzlement for his role in a decade-long conspiracy alleging a "pay-to-play" scheme under Marrocco. Bucci faced up to 20 years in prison if convicted On May 27, 2020, Marrocco was indicted on two counts of extortion and one count of attempted extortion for allegedly using Bucci and other county employees to force contractors and business people who wished to do business with the Public Works Department to buy tickets to his fundraisers. Bucci pleaded guilty the next day in the United States District Court for the Eastern District of Michigan, admitting his role in Marrocco's corrupt acts.