This new system will reduce the procedural hassles and duplicity in the hiring process. IBPS holds separate exams for each RRB which makes the process lengthy and inefficient. “The old system causes duplication of efforts and there are delays in the completion of the selection process,” the government said in a letter to RRBs. Under the proposed system, candidate aspiring to join RRBs need to appear for one common exam and the score will remain valid for a year. rrb to recruit through Institution of Banking Personnel Selection’ common written exams, like their sponsor banks. The government has made this new arrangement operational for RRBs only for 2012-13.