The police Financial Crimes Investigations Division raided the CSN office today to investigate on its email contacts, Police Media Unit said.
The FCID has obtained a search warrant from Kaduwela Magistrate Court for the purpose.
Three FCID officers, two computer experts and two personnel from the police IT Division took part in the raid, the police said.
The FCID raided the CSN earlier in last November over an investigation of broadcast rights and took several documents, hard disks and computers into custody.