Article 346 of Indian Constitution
Article 346: 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.