KOCHI: The Central Bureau of Investigation (CBI) completed its investigation against the Deputy Registrar and Assistant Registrar of the Central University of Kerala (CUK), Kasargod, on charges of corruption in outsourcing security service to a private agency. The chargesheet in the case was filed before the Ernakulam CBI Court on Tuesday. The accused in the case are Kuniyil Rajeevan, Assistant Registrar of the CUK and a native of Vadakara; Raghavan Rajeendran, a native of Kasargod and proprietor of Matha Security Agency; and Thiruvananthapuram-native Shankaran Gopinath, Deputy Registrar of the CUK. According to the CBI, the accused hatched a conspiracy and committed financial fraud in outsourcing security services to Matha Security Agency in January 2015, causing a loss of `2,01,880 to the CUK. They prepared false invoices for the malpractice, showing an exaggerated number of the security men deployed at the CUK. The case was registered under Sections 120(B) and 420 of the IPC and Section-13(2), and Section 13(1)(d) of the Prevention of Corruption Act. The CBI conducted raids at the residence and office of the accused in May 2015, and registered case against them. Gopinath is also facing a CBI probe in connection with irregularities detected in taking a private building on rent for the CUK, allegedly causing a loss of `70. 31 lakh.