The document outlines important tasks and timelines for principals and deputy principals throughout the school year. Key tasks include finalizing class lists and timetables in August, implementing learning support structures and conducting fire drills in September, organizing parent teacher meetings and option information evenings in January, managing the student enrollment process in February and March, arranging state examinations in March, and planning for the next school year in June. The timeline provides guidance for principals on administrative responsibilities month-by-month.