According to NJ.com, prosecutors did not specify the charges to which the brothers are pleading guilty.
Sorrentino's brother, Marc, also pleaded guilty Friday to a count of aiding in the preparation of false tax returns for income earned in 2010, 2011 and 2012.
The Sorrentino brothers created businesses, such as MPS Entertainment LLC and Situation Nation Inc., "to take advantage of Michael's celebrity status", federal prosecutors said.
Indictment: Gym, tan, fraud? The bothers were alleged to have failed to report potentially millions of dollars of receipts, knowingly failing to file tax returns, and filing false tax returns and strategically depositing the cash to avoid oversight. Klingeman said Sorrentino "deeply regrets his failure to pay taxes" but that he "only played a minor role in the actual misconduct". He and his brother Marc both agreed to plead guilty and are scheduled to enter their pleas this Friday.
Sorrentino and his brother, Marc, were charged in 2014 and again a year ago with multiple counts related to almost $9 million in income from the show.
NA adopts resolution condemning Imran, Rashid's 'anti-parliament' verbal onslaught
Speaking on a point of order he said, "the words used against the parliament are painful for me, for democratic people and for the entire nation".
The Sitch's charge carries a maximum penalty of five years behind bars.
Former Republican Gov. Chris Christie criticized the show for promoting stereotypes, and past year signed a bill capping the amount of state money universities can pay for speakers, after Rutgers University paid cast member Nicole "Snooki" Polizzi $32,000 in 2011.
The U.S. attorney's office filed additional charges last April, including tax evasion, structuring bank deposits to avoid reporting requirements and falsifying records. They have been free on bail since the charges were made.
Mike Sorrentino aka The Situation arrives at the 2010 MTV Movie Awards held at the Gibson Amphitheatre at Universal Studios on June 6, 2010 in Universal City, California. It ran from 2009 to 2012.
Oh, and if all goes to plan Mike still wants to participate in the Jersey Shore Family Vacation, which is being filmed this summer. MTV, which aired the show, announced that it would bring back seven of the eight cast members - including Michael Sorrentino - for a reunion series this year. Klingeman blamed part of the tax evasion on bad financial managers while his client was busy being a reality TV star.