KOHIMA, MARCH 18 (MExN): The Department of School Education has cautioned schools to allow classes for students of classes 1 to 5 only from March 22 onwards. A notice from the department informed that few schools have resumed regular classes for students of pre-primary whereas the Government has resumed normal classes only for students of classes 6 and above with effect from February 8 and that for students of classes 1 to 5 with effect from March 22. “All concerned have been cautioned that resuming of normal classes for students of Pre-Primary classes without the approval of the competent authority is strictly prohibited and appropriate action will be initiated against the erring School Heads and School Managements,” it added.