National Parties
- Bharatiya Janata Party (Indian People's Party)
- Indian National Congress[1]
- All India Trinamool Congress
- Communist Party of India
- Communist Party of India (Marxist)
- National People's Party
- Nationalist Congress Party
- Republican Party of India
- Communist Party of India (Maoist)
State Parties
- Aam Aadmi Party (Common Man's Party)
- All India Anna Dravida Munnetra Kazhagam (All India Anna Dravidian Progressive Federation)
- All India Forward Bloc
- All India Majlis-e-Ittehadul Muslimeen (All India Council for Unity of Muslims)
- All India N.R. Congress
- All India United Democratic Front
- All Jharkhand Students Union
- Asom Gana Parishad (Assam People's Council)
- Biju Janata Dal
- Bodoland People's Front
- Communist Party of India (Marxist–Leninist) Liberation
- Desiya Murpokku Dravida Kazhagam (National Progressive Dravidian Federation)
- Dravida Munnetra Kazhagam (Dravidian Progressive Federation)
- Goa Forward Party
- Hill State People's Democratic Party
- Indian National Lok Dal
- Indian Union Muslim League
- Indigenous People's Front of Tripura
- Jammu and Kashmir National Conference
- Jammu and Kashmir National Panthers Party
- Jammu and Kashmir People's Democratic Party
- Janta Congress Chhattisgarh
- Janata Dal (Secular)
- Janata Dal (United)
- Jannayak Janta Party
- Jharkhand Mukti Morcha (Jharkhand Liberation Front)
- Kerala Congress (M)
- Lok Janshakti Party (People’s Manpower Party)
- Maharashtra Navnirman Sena (Maharashtra Reformation Army)
- Maharashtrawadi Gomantak Party
- Mizo National Front
- Mizoram People's Conference
- Nagaland People's Front
- Nationalist Democratic Progressive Party
- Paattali Makkal Katchi (Working People's Party)
- People's Democratic Alliance
- People's Democratic Front
- People's Party of Arunachal
- Rashtriya Janata Dal (National People's Party)
- Rashtriya Lok Dal (National People's Party)
- Rashtriya Loktantrik Party
- Revolutionary Socialist Party
- Samajwadi Party (Socialist Party)
- Shiromani Akali Dal (Supreme Akali Party)
- Shiv Sena (Army of Shivaji)
- Sikkim Democratic Front
- Sikkim Krantikari Morcha (Sikkim Revolutionary Front)
- Telangana Rashtra Samithi (Telangana State Council)
- Telugu Desam Party (Party of the Telugu Land)
- United Democratic Party
- Yuvajana Sramika Rythu Congress Party (Youth Labour Farmers Congress Party)
- Zoram Nationalist Party
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- ↑ Congress is a big tent party that includes Gandhian Socialists, Nehru Socialists, Social Democrats, Progressives and Social Liberals.