JKBOSE date sheet 2023 out for hard zone areas for Classes 10, 11, 12; Exams from April 8 The Jammu and Kashmir Board of School Education (JKBOSE) has released the JKBOSE date sheet 2023 for annual exams for students of Class 10, 11 and 12. The date sheet has been released for the students belonging to the hard zone areas of the union territories of Jammu and Kashmir.