SSC had conducted CGLE-2013 in two phases -- Tier I on April 21 and May 19, last year and Tier II on September 29, last year.
There have been reports of use of unfair means at a number of centres identified by investigation agency in Tier I and II examinations.
"Keeping in view the sanctity of the examination,interest of the candidates and the investigation report received from Delhi Police, it has been decided by the government to hold re-examination of Tier-I and II at identified centres from where reports of use of unfair means have been received," the Ministry of Personnel said in a release issued today.
Candidates who had satisfied the age criterion in the earlier exam, but are above age-limit now, will be permitted to appear for re-examination, the release said.
The Combined Graduate Level Examination is held to select candidates for majority of Group B and C posts including assistants in central ministries, income tax and central excise inspectors, assistant enforcement officers, sub- inspectors in CBI and inspectors in Central Bureau of Narcotics, among others.