The Army Ordnance Corps (AOC) issues category certificates to candidates belonging to different categories such as SC (Scheduled Castes), ST (Scheduled Tribes), OBC (Other Backward Classes), and EWS (Economically Weaker Sections). These certificates are issued in the format prescribed by the Government of India and are generally valid for a period of one year from the date of issue.
It is essential that the certificate is issued in the prescribed format and is genuine. Candidates must ensure that they obtain the certificate from the competent authority and maintain its validity by renewing it periodically.
The Formats of Certificate belonging to various catagories is given below in PDF.