The Prison Headquarters had forwarded a letter stating that the said Assistant Superintendent had left his service and his official residence was taken back yesterday (20).
The said Assistant Superintendent had been applying for sick leave over the last month and had suddenly disappeared.
The said officer has been identified as Indika Sampath, who had been attacked to the Prison Headquarters Intelligence Division over a considerable period.
He is said to have given evidence to the CID with regard to the Welikada prison riot on November 09, 2012.
After he had given evidence, he was transferred to the Mahara Prison, it is reported.