MHRD - National Level - Ministry of Human Resource Development (MHRD): Policies - National Council of Educational Research and Training (NCERT): NCF, syllabi, textbooks in-service teacher trainings - Indian Certificate of Secondary Education (CSE) - Central Board of Secondary Education (CBSE) - State Level - Tamil Nadu Textbook and Educational Services Corporation - Non-formal and Adult Education - Public Libraries - State Council of Educational Research and Training - District Institute of Education and Training (DIET) - Block Institute of Education and Training (BIET) - Government Teacher Training Institute (GTTI) - Samagra Shiksha State Project Office (SPD) - District Project Office (DPO) - Assistant Project Office (APO) - Block Resource Centre (BRC) - Cluster Resource Centre (CRC) - Teachers’ Recruitment Board - Directorate of Matriculation Schools - Directorate of Elementary Education - Directorate of Government Examination - Directorate of School Education - Chief Educational Office (CEO) - District Educational Office (DEO) - Block Educational Office (BEO) - Headmaster (HM) School