- Central Bureau of Investigation (CBI)
- Central Vigilance Commission (CVC)
- Comptroller and Auditor General of India (CAG)
- Election Commission of India
- National Commission for Women
- National Commission on Population
- National Human Rights Commission (NHRC)
- Planning Commission
- Telecom Regulatory Authority of India (TRAI)
- Union Public Service Commission (UPSC)
- Ministry of Agriculture
- Ministry of Agro and Rural Industries
- Ministry of Chemicals and Fertilizers
- Ministry of Civil Aviation
- Ministry of Coal and Mines
- Ministry of Commerce and Industry
- Ministry of Communications and Information Technology
- Ministry of Company Affairs
- Ministry of Consumer Affairs, Food and Public Distribution
- Ministry of Culture
- Ministry of Defence
- Ministry of Development of North Eastern Region
- Ministry of Environment and Forests
- Ministry of External Affairs
- Ministry of Finance
- Ministry of Food Processing Industries
- Ministry of Health and Family Welfare
- Ministry of Heavy Industries and Public Enterprises
- Ministry of Home Affairs
- Ministry of Human Resource Development
- Ministry of Information and Broadcasting
- Ministry of Labour and Employment
- Ministry of Law and Justice
- Ministry of Non-Conventional Energy Sources
- Ministry of Parliamentary Affairs
- Ministry of Personnel, Public Grievances and Pensions
- Ministry of Petroleum and Natural Gas
- Ministry of Power
- Ministry of Railways
- Ministry of Rural Development
- Ministry of Science and Technology
- Ministry of Shipping, Road Transport and Highways
- Ministry of Small Scale Industries
- Ministry of Social Justice and Empowerment
- Ministry of Statistics and Programme Implementation
- Ministry of Steel
- Ministry of Textiles
- Ministry of Tourism
- Ministry of Tribal Affairs
- Ministry of Urban Development
- Ministry of Urban Employment and Poverty Alleviation
- Ministry of Water Resources
- Ministry of Youth Affairs and Sports
- Department of Atomic Energy
- Department of Ocean Development
- Department of Space