Article 343 of the Indian Constitution deals with the language policy of the country.

Hindi is the official language of the Union of India, as per Article 343 of the Constitution.

English is recognized as the associate official language of the Union of India, as per Article 343 of the Constitution.

The Constitution of India recognizes 22 regional languages, which are also known as scheduled languages.

Hindi is the most widely spoken language in India, with over 40% of the population speaking it as their native language.

Bengali is the second most widely spoken language in India, with over 8% of the population speaking it as their native language.

Telugu is the third most widely spoken language in India, with over 7% of the population speaking it as their native language.

Marathi is the fourth most widely spoken language in India, with over 7% of the population speaking it as their native language.

Tamil is the fifth most widely spoken language in India, with over 6% of the population speaking it as their native language.

Gujarati is the sixth most widely spoken language in India, with over 5% of the population speaking it as their native language.

Kannada is the seventh most widely spoken language in India, with over 4% of the population speaking it as their native language.

Malayalam is the eighth most widely spoken language in India, with over 3% of the population speaking it as their native language.

Odia is the ninth most widely spoken language in India, with over 3% of the population speaking it as their native language.

Punjabi is the tenth most widely spoken language in India, with over 2% of the population speaking it as their native language.

Assamese is the eleventh most widely spoken language in India, with over 2% of the population speaking it as their native language.