We are here to help you! Search Home IPO Q. Until when I will be allowed to approve the UPI mandate request? Order types Order Placing Order status Order rejection Square off × Order types Order Placing Order status Order rejection Square off Open FREE Acccount with us 3+2=? Δ Q. Until when I will be allowed to approve the UPI mandate request? You can accept the UPI IPO mandate for blocking funds until 12 p.m. on the day after the issue closes.