CBI has filed a charge sheet against the then chief of the National Defence Academy -- a Lt General-ranked officer (now retired) -- two colonels and eight others for alleged corruption and cheating in the appointment process of 'Group C' employees at the prestigious institution.

CBI sources said that the then Commandant of NDA, Lt Gen (retd) Jatinder Singh, his then staff officer, Col Kulbir Singh, physical training officer Col AK Singh, among others, have been named in the charge sheet for alleged criminal conspiracy, cheating and under the provisions of Prevention of Corruption Act.

The spokesperson said that the charge sheet has been filed in connection with alleged irregularities in the process for recruitment to 97 'Group C' posts at the academy located in Khadakwasla near Pune, during 2012.

"It was further alleged that in pursuance of the said conspiracy, the accused persons obtained huge illegal gratifications from a number of candidates by promising them confirmed appointment to the said posts. The accused had allegedly shown undue favour to the candidates in physical and written examinations," a CBI spokesperson said today.

Searches were conducted at the premises of the accused persons, leading to the recovery of a large number of incriminating documents and huge amount of cash, she said.

After thorough investigation, CBI filed the charge sheet against the accused public servants and private persons, she added.