Language policy and planning of Iran. The current language policy of Iran is addressed in Chapter Two of the Constitution of the Islamic Republic of Iran (Articles 15 & 16). It asserts that the Persian language is the lingua franca of the Iranian nation and as such, required for the school system and for all official government communications. In addition, the constitution …

Persian (/ ˈ p ɜːr ʒ ən,-ʃ ən /), also known by its endonym Farsi (فارسی, Fārsī, [fɒːɾˈsiː] ()), is a Western Iranian language belonging to the Iranian branch of the Indo-Iranian subdivision of the Indo-European languages.Persian is a pluricentric language predominantly spoken and used officially within Iran, Afghanistan and Tajikistan in three mutually intelligible standard ...