JKBOSE Extends Dates for submission of RR for Class 11th and 12th. JKBOSE Extension of Dates for submission of Registration Renewal in respect of classes 11th & 12th for the Academic Session 2019-20 Winter zone Jammu Division. In continuation to Notification No. F(JSR/RR-Renewal/JD/1761-75 Dated 04-06-2020, it is for the information of all concerned that the