No its not all right to add BC certification as opposed to OBC certification as rrb NTPC Evidently defines the rules of obc certification which states that the certification should be issued by a certified authority, for instance a District Magistrate, Collector, Deputy Commissioner, or Revenue Officer and it has https://railwayrecruitment60470.blogsumer.com/31638765/railway-recruitment-bangalore-last-date-rrb-apply