PENERAPAN HUKUM PIDANA MATERIIL DAN KEPASTIAN HUKUM DALAM PERKARA TINDAK PIDANA KORUPSI (Analisis Putusan Mahkamah Agung No. 1555 K/Pid.Sus/2019)

This reaserch applied material criminal law to criminal acts of corruption in the Supreme Court decision number 1555 K/Pid.Sus /2019. The research method used is normative legal research with a statutory approach and a case approach. In this case, there was a difference of opinion by the panel of judges who examined and tried which resulted in the released decision against Syafruddin Arsyad Tumenggung being released (onslag van recht vervolging). In fact, the side of the panel of judges pays more attention to the material criminal element and the facts revealed in the trial as well as the element of legal certainty, so the defendant can be accountable for his criminal act and return the state loss.Keywords: Corruption Crimes, Materiil of Criminal Law, Legal Certaint