No its not okay to add BC certification in lieu of OBC certification as rrb NTPC Obviously defines The principles of obc certification which states which the certification needs to be issued by a certified authority, such as a District Magistrate, Collector, Deputy Commissioner, or Earnings Officer and it need https://rrbvacancies67654.bloggerbags.com/37547049/railway-recruitment-bangalore-last-date-rrb-apply