Police said the youth was arrested for having cannabis in his possession.
In this incident, a 17-year-old youth from Matale had committed suicide inside the police cell by hanging.
Thereafter, IGP Pujith Jayasundera ordered an investigation.
The OIC was transferred according to the recommendations of a committee appointed to look into the incident.
The Officials of the committee had inspected the cell yesterday (Jan. 12) and had obtained statements from the police officers who were on duty during the incident.