Kosta Diamantis Appealed Corruption Conviction
The former official filed an appeal after receiving a seven-year sentence for bribery and extortion charges.
Updated on Oct. 7, 2026 in Corruption

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Former official Kosta Diamantis has filed a formal notice of appeal in U.S. District Court following his conviction on 21 counts of corruption. The filing comes shortly after a judge sentenced him to 84 months in federal prison.
Why it matters
The appeal challenges the outcome of a high-profile corruption case that resulted in a seven-year prison sentence. Diamantis remains in Greece, adding a layer of complexity to the legal proceedings while he awaits a separate trial.
A jury convicted Diamantis on 21 counts, resulting in a sentence of 84 months in federal prison and three years of supervised release. His attorney, Norm Pattis, filed the notice of appeal in U.S. District Court following the Oct. 2 judgment.
The players
Kosta Diamantis
He is a former official convicted on 21 counts of bribery and extortion who is currently located in Greece.
Norm Pattis
He is the defense attorney who filed the notice of appeal on behalf of Kosta Diamantis in U.S. District Court.
The details
Kosta Diamantis, who is currently located in Greece, missed his initial sentencing hearing on Sept. 30 before being sentenced to seven years behind bars. He is also scheduled to face a separate federal trial in December regarding allegations of Medicaid fraud.
Timeline
Sept. 30, 2026: Diamantis failed to appear for his scheduled sentencing.
Oct. 2, 2026: Judgment was entered against Diamantis by the court.
Oct. 7, 2026: The notice of appeal was formally filed.
December 2026: A separate federal trial for Medicaid fraud is scheduled.
Legal Context
This appeal signals a formal challenge to the recent federal conviction of a public official in Connecticut. Such filings are standard in high-stakes public corruption cases, often serving as the next phase in a protracted legal process following significant prison sentences.
The ongoing legal status of this high-profile corruption case underscores the rigorous federal oversight of public officials in the state. Residents can expect continued developments as the appellate process unfolds in tandem with his upcoming separate fraud trial.
The takeaway
Legal experts note that filing a notice of appeal is a procedural step often taken to stay the execution of a sentence or challenge lower court rulings. The public should expect a complex legal battle as the defense navigates both the current conviction and pending fraud charges.
What happens next
Diamantis is scheduled to appear for a separate federal trial in December 2026 regarding allegations of Medicaid fraud.
Further reading
For more background on state oversight, see Corruption
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