George Santos is expected to plead guilty in a fraud case in federal court in New York

NEW YORK — George Santos is expected to plead guilty to fraud charges, a person familiar with the matter confirmed to CBS News New York.

Santos, the former Republican congressman from New York, is expected to enter a guilty plea on Monday in federal court in Central Islip, New York.

He was excluded from the House of Representatives last year and previously pleaded not guilty 23 federal indictments There are allegations of fraud, including misuse of campaign funds.

The parties prepared for trial next month

Santos appeared in a Long Island courtroom on Tuesday for a pre-trial hearingHis trial was scheduled to begin in September.

Federal prosecutors asked the judge to allow them to file Lies that Santos told during the election campaign as evidence and argued that he had “intentionally exploited them to continue his criminal activities.”

The lies included:

• Graduated from Baruch College and New York University
• Being a successful college volleyball player
• Having grandparents who survived the Holocaust
• Working at Citigroup and Goldman Sachs
• Creating his family fortune
• Theft of campaign donors

Santos' defense attorneys had asked the court for a partially anonymous jury because the media coverage was “extensive and largely negative” and the jury could be subject to harassment and intimidation. The judge agreed.

If convicted, Santos faces a prison sentence of up to 20 years.