Former Chairperson of the National Water Supply and Drainage Board (NWSDB) Nishantha Ranatunga has been arrested by the Commission to Investigate Allegations of Bribery or Corruption (CIABOC). 

He has been arrested over allegations of financial misappropriation during his tenure as the Chair of the NWSDB. 

The Colombo Chief Magistrate's Court has since ordered the release on bail of Ranatunga.