Tamil Nadu Government's Departments

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The following are Government of Tamil Nadu Departments

Tamil Nadu Government's Departments
தமிழ்நாடு அரசின் துறைகள்
TamilNadu Logo.svg
Government Departments overview
Formed 1670
Jurisdiction Tamil Nadu
Headquarters Chennai
Minister responsible O. Paneerselvam, Chief Minister
Government Departments executives Thiru K Gnanadesikan I.A.S,, Chief Secretary to Government
Dr T.S Sridhar IAS, Additional Chief Secretary to Government
Website http://www.tn.gov.in/department

Tamil Nadu Government Departments - History[edit]


1670: The Tamil Nadu Secretariat started with the Public Department, which was created in 1670. During that period, there was a provision of one Secretary in the "Public Department", who dealt with all the business of the Government. This Department was also called the Chief Secretariat of the Madras Presidency.


  • 1752: During the French Wars and consequent alliance with the Nawab of Arcot, English East India Company emerged as a political power in India and its territories were also extended. Consequently, the administrative activities of various branches under the control of the council (Government) also expanded, and new departments were created. Accordingly, "Military Department" was established in 1752. The newly created Military Department continued till 1895.
  • 1774: Later, another Department called the "Revenue Department" was established in 1774, and all the revenue matters were withdrawn from the Public Department and entrusted to the Revenue Department. The system of two Secretaries came into existence soon after the creation of Military Department. One Secretary was made responsible to deal with the Military, Political and secret matters, While the other was associated with the public and revenue matters. The arrangement continued till 1797.
  • 1786: In 1786, four Boards were constituted for the revenue administration, viz., the "Board of Revenue", the "Board of Trade", the "Military Board", the "Hospital (Medical) Board", and the "Marine Board". Besides this arrangement, other subordinate Departments were also placed under the control of these Boards.
  • 1796: In May 1796,a "Secret Department" was set up in the Secretariat and all the secret matters were entrusted to it.
  • 1798: In 1798, Judicial Department was also established.


  • 1800: In 1800, the constitution of the Secretariat was further modified with the creation of a post of Chief Secretary and three posts of Secretaries. The charge of the Political and Secret Departments was handed over to the Chief Secretary, While Military Department was assigned to one Secretary. Commercial matters in the Public Department was entrusted to another Secretary and the third Secretary was given the charge of the Revenue and Judicial Department. An independent Political Department was also created in the Secretariat in 1800. This Department was made responsible to deal with matters relating to political nature.
  • 1811 to 1818: During the period between 1811 to 1818, the following Departments were established to transact the business in the Madras Secretariat:
  • Finance (Financial) Department (1811)
  • Commercial Department (1815)
  • Law Department (1815)
  • Foreign Department (1816)
  • Ecclesiastical Department (1818)
  • 1831: In 1831, the Secretariat was recorganised once again. The Chief Secretary was given the additional charge of Public Department which comprised Financial, Law, Commercial, Ecclesiastical and General Branches. Besides, the Secretaries were also made subordinate to the Chief Secretary. However, no change was effected in the Departments allotted to them.
  • 1838-1853: During the period 1838-1853, the following three new Departments were created in the Secretariat to facilitate the work of administration:
  • Marine Department (1838);
  • Public Works Department (1843);
  • Railway Department (1853).
  • 1855: In 1855, the functions of the Department of the Secretariat were further reorganised for administrative convenience. As a result of this re-arrangement, the Political, Judicial and Public Departments were placed under the immediate administrative charge of the Chief Secretary. Similarly, the administrative of Revenue, Public Works and Roads Departments was entrusted to the Revenue Secretary. The arrangement, however, continued till 1857.
  • 1857: After 1857, when the entire administration of the Madras Presidency was transferred from the East India Company to the direct control of the Crown in England the Madras Secretariat underwent few change in its set up. The Chief Secretary was made in-charge of Revenue, Financial, Political and Legislative Departments. The immediate control of the Governor General of India.


  • 1914: In 1914, the following changes were effected to deal with the functions of Departments of the Secretariat:
  • Some subjects allocated to Public Departments relating to Indian Civil Service and 'listed' appointments, the Government Press, the Madras Record Office, garrisons, movement of troops, volunteers and the military staff of the His Excellency the Governor, and some functions of Judicial Department relating to C.I.D. and the Press Act, were placed the charge of the Chief Secretary to the Government.
  • All the municipal matters excluding the lunatics and lunatic asylums were entrusted to the Revenue Secretary.
  • Medical matters connected with the lunatics and lunatic asylums were allocated to the Judicial Secretary.
  • 1916: A revised nomenclature for the various Departments was adopted with effect from 1 August 1916, and the work re-allocation among the Secretaries followed. The Chief Secretary and other Secretaries were made responsible to deal with the functions of the following Departments:
  • Finance (Financial) Department: It comprised Financial Pensions, and separate Revenue Branches, and was entrusted to the Chief Secretary.
  • Public Department: It comprised Public, Marine, Political, and Ecclesiastical branches, and also placed under the charge of the Chief Secretary.
  • Revenue Department: It was put under the control of Revenue Secretary.
  • Local and Municipal Department: It comprised Local, Municipal and Plague. Medical and Legislative Branches was placed under the control of the Secretary, Local and Municipal Department.
  • Home Department: All the branches of the Home Department, viz., Judicial, Education, and Miscellaneous, etc. Were allocated to the Secretary, Home Department.
  • Public Works Department: Administration of the Public Works Department was entrusted to the Secretary and Joint Secretary of the Public Works Department, respectively.
  • 1918: In 1918, Revenue (Special) Department was created within the Revenue Department to deal with the functions of ship building in the Marine Fund accounts and, also the subjects relating to Indian Defense Force (Indian Branch). However, subjects dealt within the Marine Branch relating to ship building were transferred to the Secretary to Government, Revenue (Special) Department. This Department continued till 1920.
  • 1921: The business of the Secretariat Departments was further revised with effect from 1 April 1921. Accordingly, the Political and Ecclesiastical branches of the Public Department were made into separate Departments. As a result of this measure, a new Development Department came into existence to deal with the following subjects:
  • Agriculture,
  • Co-operation,
  • Civil supplies,
  • Factories,
  • Forests (including cinchona),
  • Industries,
  • Mines,
  • Trade and
  • Veterinary, etc.
  • 1926: On the 1 July 1926, the distribution of work in various Departments of the Secretariat, was revised again and the following arrangements were made for the sake of administrative convenience:
  • Public, Judicial, Political and Ecclesiastical Departments continued to be under the charge of the Chief Secretary.
  • Law and Education Departments were combined to function as a single Department under the charge of a Secretary.
  • Irrigation and Railway Departments were merged with Public Works Department and Labour Department and placed under the charge of a Secretary.
  • Similarly other Departments, viz., Finance, Development, Local self Government, etc. continued to function under their respective secretaries.
  • 1936:
  • On 1 April 1936, the Secretariat was re-organised to comprise the following nine departments:
  • Public Department.
  • Home Department.
  • Finance Department.
  • Development Department.
  • Revenue Department.
  • Local self Government Department.
  • Education and Public Health Department.
  • Public Works Department.
  • Legal Department.
  • However, this re-organisation was effected from 1 August 1936 in the Secretariat Departments.
  • 1946: In 1946, the Civil Supplies Branch of the Board of Revenue (which was created on 20 June 1786) was designated as a separate independent Department, viz., Food Department and all related subjects were transferred to this new Department.
  • 1949:
  • In 1949, functions relating to agriculture was transferred from Development Department to the Food Department and the nomenclature was changed to that of "Food and Agriculture Department".
  • Besides this, another Department called Agriculture (Food Production) Department was also established in 1949 and it continued till 1956.
  • 1953:
  • In 1953, with the formation of the Andhra Pradesh and the transfer of seven taluks as the Bellary district to the Mysore State (now Karnataka), the Secretariat was re-organised again.
  • The nomenclature of the Legal Department was changed to Law Department in 1953. In order to deal with the functions of the Government, the following nine Departments were in existence in 1953:
  • Agriculture Department.
  • Finance Department.
  • Health, Education and Local Administration Department.
  • Home Department
  • Industries, Labour and Co-operation Department.
  • Law Department.
  • Public Department.
  • Public Works Department.
  • Revenue Department.
  • 1960:
  • After 1953, some new Departments were established to deal with Government business.
  • In 1960 the following eleven Departments were functioning in the Madras (Now Tamil Nadu) Secretariat:
  • Education Department.
  • Finance Department.
  • Food and Agriculture Department.
  • Home Department.
  • Industries Department.
  • Law Department.
  • Public Department.
  • Public Health Department.
  • Public Works Department.
  • Revenue Department.
  • Rural Development and Local Administration Department.
  • 1998: The Department of Information Technology was established in 1998. The Department was formed with the reallocation of subject “Information Technology” from the "Industries Department of Secretariat” and the subject “Data warehousing” from the Planning, Development and Special Initiatives Department.


This a List includes Government of Tamil Nadu's:

  • Departments headed by Principal Secretary (India) to the Government
  • Departments headed by Director (or) Commissioner of the Government

Tamil Nadu Government's Departments headed by Principal Secretary (India) to the Government[edit]

  1. [1]
  1. [2]
  2. [3]

Departments of Tamil Nadu Government[edit]

Sl. No Main Departments Name Sub (or) Line - Departments Name Website Role Type
1 Archives and Historical Research Department http://www.tnarchives.tn.gov.in/aboutus.html
2 Department of Economics and Statistics http://www.tn.gov.in/deptst/preface.htm
3 Stationery and Printing Department http://www.tnarchives.tn.gov.in/aboutus.html
4 Department of Economics and Statistics http://www.tn.gov.in/stationeryprinting/
5 Adi Dravidar and Tribal Welfare Department www.tn.gov.in/departments/adtw.html
6 Agricultural Engineering Department http://www.aed.tn.gov.in/
7 Department of Seed Certification http://www.seedtamilnadu.com/aboutus.htm
8 Department of Horticulture and Plantation Crops http://www.tn.gov.in/rti/proactive/agri/handbook-horticulture.pdf
9 Department of Sugar http://www.tn.gov.in/sugar/dept.htm
10 Commercial Taxes Department http://www.tnvat.gov.in/
11 Social Welfare Department http://www.tn.gov.in/departments/social.html
12 Nutritious Meal Programme Department http://www.tn.gov.in/departments/social.html
13 Animal Husbandry Department http://www.tn.gov.in/departments/ahf.html
14 Department of Milk and Dairy Development http://www.tn.gov.in/departments/ahf.html
15 Fisheries Department http://www.tn.gov.in/departments/ahf.html
16 Department of Sericulture http://www.tnsericulture.gov.in/
17 Handlooms, Handicrafts, Textiles & Khadi Department http://www.tn.gov.in/hhtk/ & http://www.tn.gov.in/departments/hhtk.html
18 Registration Department http://www.tnreginet.net/english/dutyfees.asp
19 Electrical Inspectorate Department http://www.tnei.tn.gov.in/
20 Civil Supplies and Consumer Department http://www.consumer.tn.gov.in/default.php
21 Tamil Nadu Forest Department http://www.forests.tn.nic.in/
22 Department of Environment http://www.environment.tn.nic.in/
23 Health & Family Welfare Department Department of Medical and Rural Health Services http://www.tnhealth.org/mrhs.htm
24 Department of Medical Education http://www.tnhealth.org/medicaleducation.htm
25 Department of Public Health and Preventive Medicine http://www.tnhealth.org/dphpm.htm
26 Indian Medicine and Homoeopathy Department http://www.tnhealth.org/im.htm
27 Family Welfare Department http://www.tnhealth.org/dfw.htm
28 Drugs Control Department http://www.tnhealth.org/drugcontrol/
29 State Health Transport Department http://www.tnhealth.org/tshtd.htm
30 Department of Food Safety & Drug Administration http://www.consumer.tn.gov.in/default.php
41 Department of Technical Education http://www.tndte.com/
42 Department of Collegiate Education http://www.tndce.in/aboutus.htm
43 Department of Minor Ports http://www.tn.gov.in/departments/highways.html
34 Department of Highways http://www.tnhighways.org/
35 Department of Forensic Science http://www.tn.gov.in/tamilforensic/
36 Tamil Nadu Police Department http://www.tnpolice.gov.in/
37 Prohibition and Excise Department http://www.tn.gov.in/departments/home.html & http://www.tn.gov.in/rti/proactive/home/handbook-prohexcise.pdf
38 Department of Law, Courts and Prisons http://www.tn.gov.in/departments/law.html
39 Public Department http://www.tn.gov.in/departments/public.html
40 Department of Ex-Servicemen's Welfare http://www.tn.gov.in/exwel/aboutus.htm
51 Department of Rehabilitation http://www.tn.gov.in/departments/public.html & http://www.tn.gov.in/rti/proactive/public/handbook_rehabilitation.pdf
52 Department of Social Defence http://socialdefence.tn.nic.in/
53 Department of Prison http://prisons.tn.nic.in/
54 Department of Geology and Mining http://www.tnmine.tn.nic.in/profile.htm
55 Department of Industries http://www.tn.gov.in/departments/industries.html & http://www.indcom.tn.gov.in/functions.htm
56 Labour and Employment Department http://www.tn.gov.in/departments/labour.html
57 Employment and Training Department http://www.detspiu.tn.gov.in/
58 Department of Legislative Assembly http://www.tn.gov.in/departments/law.html
59 Municipal Administration & Water Supply Department http://www.tn.gov.in/maws/
60 Tamil Nadu Archaeology Department http://www.tnarch.gov.in/aboutus.htm
61 Department of Museums http://www.tn.gov.in/rti/proactive/inftour/handbook_museums.pdf
62 Personnel and Administrative Reforms Department http://www.tn.gov.in/departments/par.html
63 Department of Evaluation and Applied Research http://www.tn.gov.in/dear/
64 Tamil Nadu Public Works Department http://www.tn.gov.in/departments/pwd.html
65 Water Resources Department http://www.wrd.tn.gov.in/AboutUs.htm
66 Revenue Department Revenue Department http://www.tn.gov.in/departments/rev.html
67 Revenue Administration Department http://revenue.tn.nic.in/
68 Land Administration Department http://revenue.tn.nic.in/
69 Land Reforms Department http://revenue.tn.nic.in/
70 Urban Land Ceiling and Urban Land Tax Department http://revenue.tn.nic.in/
71 Survey and Land Records Department (Survey and Settlement Department) http://revenue.tn.nic.in/
72 Rural Development & Panchayat Raj Department http://www.tnrd.gov.in/
73 Department of Evaluation and Applied Research http://www.tn.gov.in/dear/
74 Tamil Nadu Public Works Department http://www.tn.gov.in/departments/pwd.html
75 Water Resources Department http://www.wrd.tn.gov.in/AboutUs.htm
76 Revenue Department http://www.tn.gov.in/departments/rev.html
77 Revenue Administration Department http://revenue.tn.nic.in/
78 Land Administration Department http://revenue.tn.nic.in/
79 Land Reforms Department http://revenue.tn.nic.in/
80 Urban Land Ceiling and Urban Land Tax Department http://revenue.tn.nic.in/

See also[edit]


External links[edit]