Article 346 of Indian Constitution
Official language for communication between one State and another or between a State and the Union The language for the time being authorised for use in the Union for official purposes shall be the official language for communication between one State and another State and between a State and the Union: Provided that if two or more States agree that the Hindi language should be the official language for communication between such States, that language may be used for such communication"
Article 347 of Indian Constitution,"Special provision relating to language spoken by a section of the population of a State On a demand being made in that behalf the President may, if he is satisfied that a substantial proportion of the population of a State desire the use of any language spoken by them to be recognised throughout that State or any part thereof for such purpose as he may specify CHAPTER III LANGUAGE OF THE SUPREME COURT, HIGH COURTS, ETC","Below is an instruction that describes a task or a question. Write a response that appropriately completes the request.