Sean 'Diddy' Combs is facing renewed legal uncertainty as a federal appeals court weighs whether his roughly four-year prison sentence for prostitution-related offenses under the Mann Act was appropriate, raising the possibility that his punishment could either be reduced or upheld following closer judicial scrutiny.

During a two-hour hearing in Manhattan, judges from the United States Court of Appeals for the Second Circuit openly questioned the fairness of the sentence imposed by Arun Subramanian, signaling that the case may hinge on how courts interpret the relationship between acquitted conduct and sentencing decisions.

Combs, 56, is currently serving just over four years in a New Jersey federal prison after being convicted in July on charges related to transporting individuals across state lines for prostitution. He was acquitted of more serious allegations, including sex trafficking and racketeering, which could have resulted in a life sentence.

At the original sentencing, Judge Subramanian sought to clarify the legal framework guiding his decision. "Mr. Combs, you're being sentenced for the offenses of conviction, NOT the crimes he was acquitted of. However, under law, the court 'shall consider' the nature of the offense and characteristics of the defendant," he told Combs.

The appeal centers on whether that distinction was fully maintained in practice. Combs' legal team argues that the sentence improperly reflected allegations that the jury explicitly rejected, raising broader questions about the limits of judicial discretion in federal sentencing.

Defense attorney Alexandra Shapiro emphasized that concern in her argument before the appellate panel. "This case presents an important issue about respect for jury verdicts and public confidence in our criminal justice system," she said, contending that the sentence was disproportionate given the narrower scope of the conviction.

Shapiro further argued that Combs' prison term was unusually severe compared with similar cases involving defendants with comparable criminal histories. Her position was challenged by Assistant U.S. Attorney Christy Slavik, who maintained that the sentence fell within accepted parameters.

"Any potential error would be harmless here," Slavik said, asserting that the penalty was consistent with federal sentencing guidelines and broader trends within the Second Circuit.

Members of the appellate panel appeared divided over how to balance those arguments. Circuit Judge William J. Nardini described the matter as "an 'exceptionally difficult case,'" underscoring the legal complexity and the potential implications for future sentencing practices.

At issue is a long-standing but controversial aspect of U.S. criminal law: whether judges may consider conduct underlying charges for which a defendant was acquitted when determining a sentence. The panel's questioning suggested concern that such an approach could undermine the integrity of jury verdicts.

If the court finds that the sentencing process relied too heavily on acquitted conduct, it could remand the case for resentencing. That outcome would not necessarily guarantee a reduced sentence, however. Judge Subramanian previously indicated that a 50-month term could still be justified based solely on the offenses of conviction.