The government of Tamil Nadu comprises a wide range of agencies that implement state policies, deliver public services, and regulate various sectors of the economy and society. The agencies listed below are officially recognized entities operating under the jurisdiction of the State Government. This list is illustrative rather than exhaustive and reflects agencies commonly cited in official documents and reputable sources.
Major Administrative Departments
- Department of Agriculture
- Department of Animal Husbandry, Dairying & Fisheries
- Department of Arts & Culture
- Department of Backward Classes, Welfare and Minorities
- Department of Commercial Taxes and Registration
- Department of Co-operation
- Department of Energy
- Department of Environment and Forests
- Department of Finance
- Department of Health and Family Welfare
- Department of Higher Education
- Department of Industries (including Small Industries)
- Department of Information Technology
- Department of Labour Welfare
- Department of Law, Government of Tamil Nadu
- Department of Medical Education
- Department of Municipal Administration and Water Supply
- Department of Personnel and Administrative Reforms
- Department of Rural Development and Panchayat Raj
- Department of School Education
- Department of Social Welfare
- Department of Tamil Development and Tamil Language
- Department of Transport
- Department of Youth Welfare and Sports Development
Key Public Corporations and Boards
- Tamil Nadu Electricity Board (TNEB) / Tamil Nadu Generation and Distribution Corporation (TANGEDCO)
- Tamil Nadu Water Supply and Drainage Board
- Tamil Nadu Pollution Control Board
- Tamil Nadu Forest Department
- Tamil Nadu Housing Board (TNHB)
- Tamil Nadu Urban Development Authority (TNUDA)
- Tamil Nadu Small Industries Development Corporation (TANSIDCO)
- Tamil Nadu Industrial Development Corporation (TIDCO)
- Tamil Nadu State Agricultural Marketing Board
- Tamil Nadu State Investment Promotion and Facilitation Agency
- Tamil Nadu Renewable Energy Development Agency (REDA)
- Tamil Nadu State Financial Corporation (TASFC)
- Tamil Nadu State Transport Corporation (TNSTC)
- Tamil Nadu Rural Development Agency (TRDA)
- Tamil Nadu State Fisheries Development Corporation (TNFDC)
- Tamil Nadu State Coir Development Corporation (TNCORPN)
Regulatory and Advisory Bodies
- Tamil Nadu State Human Rights Commission
- Tamil Nadu State Consumer Disputes Redressal Commission
- Tamil Nadu State Commission for Women
- Tamil Nadu State Commission for Backward Classes
- Tamil Nadu State Disaster Management Authority
- Tamil Nadu State Board of Technical Education
- Tamil Nadu State Board of Nursing
- Tamil Nadu State Board of Architecture
- Tamil Nadu State Utilities & Infrastructure Regulatory Authority (TSUIRA)
- Tamil Nadu State Advertising Committee
Autonomous Institutions and Agencies
- Tamil Nadu Forest Research Institute (TNFRI)
- Tamil Nadu Veterinary and Animal Sciences University (TNVASU)
- Tamil Nadu Dr. M.G.R. Medical University
- Tamil Nadu State Library Department
- Tamil Nadu State Museum and Art Gallery
- Tamil Nadu Institute of Medical Sciences (TNIMS)
- Tamil Nadu State Agricultural Marketing Board (SAMCO)
- Tamil Nadu State Sugarcane Development Board
Law Enforcement and Judicial Agencies
- Tamil Nadu Police Department
- Tamil Nadu State Crime Investigation Department (CID)
- Tamil Nadu State Forensic Science Laboratory
- Tamil Nadu State Legal Services Authority
Health and Social Service Agencies
- Tamil Nadu State AIDS Control Society
- Tamil Nadu State Rural Development Agency
- Tamil Nadu State Welfare Board for Persons with Disabilities
- Tamil Nadu State Integrated Child Development Services (ICDS) Agency
Miscellaneous Agencies
- Tamil Nadu State Tourism Development Corporation
- Tamil Nadu State Sports Development Authority
- Tamil Nadu State Archaeology Department
- Tamil Nadu State Disaster Mitigation Department
Notes
- The agencies listed are primarily state‑level bodies; several function under the umbrella of larger departments (e.g., the Tamil Nadu Pollution Control Board operates under the Department of Environment and Forests).
- Some agencies have been reorganized or renamed in recent years; the names used here reflect the most widely recognized designations in official publications up to 2024.
- For a complete and up‑to‑date enumeration, consult the official website of the Government of Tamil Nadu or the latest state gazette.
