State and Union Territories

Government of India Government of Tamilnadu
Government of Andhra Pradesh Government of Arunachal Pradesh
Government of Assam Government of Bihar
Government of Chattisgarh Government of Goa
Government of Gujarat Government of Haryana
Government of Himachal Pradesh Government of Jammu and Kashmir
Government of Jharkhand Government of Karnataka
Government of Kerala Government of Madhya Pradesh
Government of Maharashtra Government of Manipur
Government of Megalaya Government of Mizoram
Government of Nagaland Government of Orissa
Government of Punjab Government of Rajasthan
Government of Sikkim Government of Tripura
Government of Uttarakhand Government of Uttar Pradesh
Government of West Bengal Government of Andaman and Nicobar Islands
Government of Chandigarh Government of Dadra and Nagar Haveli
Government of Daman and Diu Government of Delhi
Government of Lakshadweep Government of Puducherry


Tamil Nadu State Government Departments

Agricultural Engineering Department Information Technology
Animal Disease Infosystem of Tamil Nadu Izhai : The website of Handlooms & Textiles Department
Archaeology Department   Legal Services Authority
Art and Culture Loom World
Census 2001: Population data of all villages in TN  Madras High Court
Civil Supplies and Consumer Protection Department Micro , Small and Medium Enterprises 
 Department (Online Services)
Co-operative Department Municipal Administration & Water Supply Department
Commercial Taxes Department  Tamil Nadu Archives and Historical Research
Commissionerate of Municipal Administration Tamil Nadu Police
Commissionerate of Town Panchayats Pension Directorate 
Department of Economics and Statistics Police Training College
Department of Sericulture Prison Department
Department of Treasuries and Accounts Pudukkottai District Soil Watershed Atlas
Districts Environment Profile Raj Bhavan, Chennai
Directorate of Industries and Commerce Regional Transport Office, Coimbatore
Directorate of Social Welfare - Child Adoption Registration Department 
Directorate of Technical Education - Details of Engineering and Polytechnic Colleges of Tamil Nadu Right to Information Act 2005
Directorate of Town and Country Planning Road Sector Project
Directorate of Vigilance and Anti-corruption Rural Development & Panchayat Raj
District Central Library, Coimbatore Sarva Shiksha Abhiyan (Anaivarukkum Kalvi Thittam)
Domestic and Export Market Intelligence Cell School Education
Economic Offences Wing Schools in Tamil Nadu
Elections Department Seed Certification Department
Electrical Inspectorate Small Savings Directorate
Electronic Clearance System (ECS) for Tamil Nadu Government Salary / Pension Small Scale Industries - On-line Registration
Employment & Training Department   Social Defence
Environment Department   State Ground & Surface Water Resources Data Centre (PWD)
Environment Information System State Institute of Rural Development (SIRD)
Fire and Rescue Services State Transport Authority (Commissionerate of Transport)
Forensic Sciences Department Stationery and Printing Department  
Forests Department Tamil Nadu Budget Document
Geology and Mining Tamil Nadu Legislative Assembly
Government Data Centre (of Finance Department) Tamil Nadu Rural Bazar
Government Examinations Tamil Nadu State Legal Services Authority
Government Museum Teachers Education Research and Training
Handlooms, Handicrafts, Textiles and Khadi Department Third State Finance Commission
Health and Family Welfare Dept- Tamil Nadu Health Systems Project   Transport
High Court Cause List Tiruchy Tourism
High Court Judgements Tsunami Reconstruction Projects
Highways Department Vazhndhu Kaatuvom Project
Hindu Religious and Charitable Endowments Administration Department    Water Resources Department - PWD


Undertakings / Boards / Corporations / Societies

Aavin (Tamil Nadu Cooperative Milk Producers' Federation) State Industries Promotion Corporation  (SIPCOT) 
Adi Dravidar Housing and Development Corporation (TAHDCO) State Marketing Corporation Ltd (TASMAC)
Adyar Poonga, Creek and Estuary State Child Labour Rehabilitation cum Welfare Society
Arasu Rubber Corporation Ltd State Environment Impact Assement Authority (SEIAA)
AIDS Control Society (TANSACS) State Express Transport Corporation  ;
Association of State Road Transport Undertakings
Chennai Corporation AIDS Prevention and Control Society Tamil Nadu Civil Supplies Corporation Ltd
Chennai Metropolitan Development Authority (CMDA) Tamil Nadu Co-operative Marketing Federation Ltd. (TANFED)  
  Chennai Metro Rail Limited   Tamil Nadu Co-operative Sugar Federation Ltd. (TNCSF)  
Chennai Metro Water Supply & Sewerage Board (CMWS&SB) Tamil Nadu e-Governance Agency
Co-optex Tamil Nadu Electrical Licencing Board
Domestic and Export Market Intelligence Cell,  TN
Tamil Nadu Forest Plantation Corporation Ltd
Electrical Licencing Board (TNELB) Tamil Nadu Housing Board
Tamil Nadu Magnesite Ltd (TANMAG)
Electricity Board (TNEB)   Tamil Nadu Minerals Ltd (TAMIN)
Electronics Corporation of Tamilnadu (ELCOT) Tamil Nadu Newsprint and Papers Limited (TNPL)   
Employees State Insurance - Coimbatore Tamil Nadu Pollution Control Board Tamil Nadu Pollution Control Board - Care Centre
Energy Development Agency (TEDA)   Tamil Nadu Power Finance and Infrastructure Development Corporation Ltd.
Industrial Development Corporation (TIDCO) Tamil Nadu State Council for Science and Technology
Industrial Investment Corporation (TIIC) Tamil Nadu State Land Use Board  
Industrial & Technological Consultancy Organisation of TN (ITCOT)  Tamil Nadu Tea Plantation Corporation
Information Technology Park - Chennai (TIDEL) Tamil Nadu Traders Welfare Board  
Integrated Child Development Services, Tamil Nadu Tamil Nadu Uniformed Service Recruitment Board  
Maritime Academy Teachers Recruitment Board (TRB)
Metropolitan Transport Corporation (Chennai) Ltd. Tourism Development Corporation Ltd (TTDC)
Non-formal and Adult Education - State Resource Centre (SRC) TTDC Online Booking of Tours and Hotel Accommodation
Overseas Manpower Corporation  Tamil Nadu Urban Infrastrcuture Financial Services Ltd. (TNUIFSL)
SAGOSERVE TWAD Board - Rain Water Harvesting
School Text Books Online   WAKF Board
Slum Clearance Board  Water Supply And Drainage Board (TWAD)
Small Industries Development Corporation Ltd (SIDCO) Women Development Corporation Limited 
Sports Development Authority  


Municipalities / Municipal Corporations

Chennai Corporation Thoothukudi Municipal Corporation  
Coimbatore City Municipal Corporation Tiruchirappalli Municipal Corporation
Madurai Municipal Corporation Tirunelveli Municipal Corporation
Erode Municipal Corporation  Tirupur Municipal Corporation
Salem Municipal Corporation    Vellore Municipal Corporation


Statutory Organisations

Electricity Regulatory Commission (TNERC) Tamil Nadu Information Commission
State Finance Commission (TNSFC) Tamil Nadu Public Service Commission (TNPSC)
State Human Rights Commission Tamil Nadu State Election Commission
State Planning Commission Third State Finance Commission (TSFC)



Ariyalur Salem
Chennai Sivaganga
Coimbatore Thanjavur
Cuddalore The Nilgiris
Dharmapuri Theni
Dindigul Thoothukudi
Erode Tiruchirappalli
Kanchipuram Tirunelveli
Kanyakumari Tiruppur
Karur Tiruvallur
Krishnagiri Tiruvannamalai
Madurai Tiruvarur
Nagapattinam Vellore
Namakkal Viluppuram
Perambalur Virudhunagar
Pudukkottai Tamil Nadu District Maps


Universities / Educational Institutions

Alagappa Chettiar College of Engineering and Technology Madurai Kamaraj University
Anna Institute of Management, Chennai  Madurai Kamaraj University : Directorate of Distance Distance Education
Anna University Manonmaniam Sundaranar University
Annamalai University Mother Teresa Women's University
Bharathiar University National Institute of Siddha
Bharathidasan Institute of Management National Institute of Technology, 
 Tiruchirappalli (Formerly REC, Trichy) 
Bharathidasan University Periyar University
Connemara Public Library Sarasvati Mahal Library, Thanjavur
Dr. MGR Medical University Stanley Medical College
Gandhigram Rural Institute (Deemed 
Tamil Nadu Agricultural University 

TNAU Weather Information
Dynamic Market Information

Government College of Technology, Coimbatore Tamil Nadu Dr. Ambedkar Law University
Indian Institute of Technology, Chennai 
(IIT, Madras)
Tamil Nadu Open University (TNOU)
Institute of Child Health and Hospital for Children Tamil Nadu Teachers Education University
Institute of Community Medicine, 
Madras Medical College
Tamil Virtual University (TVU)
Institute of Mathematical Sciences, Chennai  University of Madras
Madras Medical College (MMC) Universities in TN
Madras Institute of Development Studies Veterinary & Animal Sciences University