Hindi is the official language of the Union of India, as per the Constitution of India.

There are 22 languages recognized as official languages of India, including Hindi.

Regional languages are used as the medium of instruction in most schools in India, although English is also widely used.

The Central Translation Bureau is responsible for translating official documents from one language to another.

English is the language used in the proceedings of the Supreme Court of India.

The Official Languages Act, 1963, recognized Hindi as the official language, promoted the use of regional languages, and established a language commission.

Both Hindi and English are used in the proceedings of the Parliament of India.

The Sahitya Akademi promotes Indian literature, recognizes literary works, and awards literary prizes.

English is the language used in the communication between the central government and the state governments in India.

The National Council for Promotion of Urdu Language promotes the Urdu language, establishes Urdu schools, and awards Urdu literary prizes.

Regional languages are used in the proceedings of the state legislatures in India.

The Central Institute of Indian Languages researches Indian languages, develops language teaching materials, and promotes multilingualism.

Both Hindi and English are used in the communication between the central government and the citizens of India.

The National Translation Mission translates books into Indian languages, promotes the use of Indian languages, and establishes translation centers.

Regional languages are used in the communication between the state governments and the citizens of India.