No its not ok to add BC certification in lieu of OBC certificate as rrb NTPC Evidently defines the rules of obc certification which states which the certification need to be issued by an authorized authority, such as a District Magistrate, Collector, Deputy Commissioner, or Income Officer and it must https://railwayrecruitment76307.dbblog.net/5943251/railway-recruitment-bangalore-last-date-rrb-apply