Rathnayake Mudiyanselage Jayantha Rathnayake v. The Honourable Attorney General – CA – HCC 220/2016-2022

In the case between The Honourable Attorney General (on behalf of the Democratic Socialist Republic of Sri Lanka) and Rathnayake Mudiyanselage Jayantha Rathnayake, the court addressed the issues of the appellant’s mental fitness to stand trial and the sufficiency of evidence establishing the cause of death in a murder conviction. It was held that there was no evidence indicating mental unfitness at the time of proceedings, and no formal complaint or application was made regarding incapacity. The court found that the prosecution proved the cause of death beyond reasonable doubt through unchallenged medical testimony and corroborative eyewitness evidence. The principles reaffirmed included the consideration of statutory requirements for trial fitness and sufficiency of medical and testimonia