Treaty of Friendship between Italy and Iran (1950)

Signed in Tehran on September 24, 1950, and entered into force on January 10, 1957. The Treaty of Friendship laid the foundation for diplomatic and economic relations between the two countries. It establishes principles of mutual respect, non-aggression, and cooperation in political, economic, and cultural fields. The treaty reflects the shared commitment to peaceful relations and long-term collaboration.

Link to the official text

Agreement between the Government of the Italian Republic and the Government of the Islamic Republic of Iran on the Promotion and Protection of Investments (1999)

This bilateral treaty, signed in Rome in 1999 and entered into force in 2003, aims to promote and protect investments made by citizens and businesses of each country in the territory of the other. It guarantees, among other things, fair treatment of investors, protection against expropriation, the right to repatriate capital and profits, and access to international arbitration in the event of disputes between the foreign investor and the host state. More broadly, the agreement seeks to foster a secure and stable legal framework to encourage mutual investment flows.
Link

Agreement on Mutual Administrative Assistance for the Prevention, Investigation, and Repression of Customs Offences, with Annex (2004)

Signed on October 11, 2004, this agreement establishes a framework of mutual assistance between the customs authorities of Italy and Iran for the prevention, detection, and suppression of customs-related offences. The agreement provides for the exchange of information, coordination of investigations, and cooperation in the enforcement of customs regulations. It contributes to the security of international trade and supports efforts to combat smuggling and customs fraud.
Link