IBPS CRP RRB IX (Officers Scale II & III) Mains Admit Card. IBPS RRB Admit Card 2020 Officer Scale II & III Mains Call Letter Download. IBPS Admit Card 2020 – RRB (CRP RRB IX) Posts Institute of Banking Personnel Selection (IBPS) has recently released Mains Exam call letter for the post of RRB (CRP RRB IX)