A recognised political party has been classified as a National Party or a State Party. If a political party is recognised in four or more states, it is considered as a National Party. The Congress, Bharatiya Janata Party, Janata Dal, Communist Party of India and Communist Party of India (Marxist) are the prominent National Parties in the Country. Telugu Desam in Andhra Pradesh, Asom Gana Parishad in Assam, Jharkhand Mukti Morcha in Bihar, Maharashtrwad Gomantak Party in Goa, National Conference in Jammu and Kashmir, Muslim League in Kerala, Shiv Sena in Maharashtra, Akali Dal in Punjab, All-India Anna Dravida Munnetra Kazhagam and Dravida Munnetra Kazhagam in Tamil Nadu, Bahujan Samaj Party and Samajwadi Party in Uttar Pradesh and All-India Forward Block in West Bengal are the prominent state parties.
Eleven Lok Sabhas have been constituted so far. Except for the short-lived Sixth and Ninth Lok Sabha, the Congress Party ruled the country. The Sixth Lok Sabha functioned for about two years and four months and the Ninth Lok Sabha functioned for one year and two months.
Even in the states, the regional parties or the non-congress parties have gained in importance over the years. The ruling parties in the states are listed below.