[2] 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.

[2] Due to the nation's social and ethnic diversity,[3][4] the constitution also acknowledges and permits the use of minority languages in the mass media as well as within the schools, in order to teach minority-language literature.

[9] They reported: 50.2% Persian, 20.6% Azerbaijani, 10% Kurdish, 8.9% Luri, 7.2% Gilaki and Mazandarani, 3.5% Arabic, 2.7% Baluchi, 0.6% Turkmen, 0.1% Armenian, and 0.2% Others (e.g. Circassian, Georgian, etc.).

As of 2023, according to an official of the Iranian Ministry of Education, students were no longer required to learn English, downgrading the language to the optional level.

Arabic, being recognised as the language of Islam in the Constitution of Iran, was taught alongside English, for religious purposes throughout kindergarten and primary school, until 2023.

[13] As of October 2023, Iran has banned the teaching of foreign languages, including Arabic, in all primary and kindergarten schools.

French, German, Italian, Russian, Spanish and, more recently, Chinese are allowed as additional languages based on choices made by schools and students.

[14] In recent years, some government officials have also suggested that instead of English, the teaching of Russian, Chinese and German languages should be supported in Iran.