They were each ordered released on a Rs 50,000 cash bail and two sureties amounting to Rs 1 million each. They were also barred from leaving the country.
On March 13, the Attorney General indicted Silva and 12 other suspects in connection with the killing of the former MP and Presidential Advisor on trade unions.
Indictments were filed against them at the Colombo High Court on 18 charges including unlawful assembly, murder, conspiring to murder and abetting murder.
Premachandra and four others was gunned down on October 08, 2011 in a shooting which took place in Kolonnawa, during the local government election. Silva was also wounded in the shooting.