The Social Security Organization (SSO) is a social insurance organization in Iran which provides coverage of wage-earners and salaried workers as well as voluntary coverage of self-employed persons.

[3] Iran did not legislate in favor of a universal social protection, but in 1996, the Center for Statistics of Iran[4] estimated that more than 73% of the Iranian population was covered by social security.

[6] SSO is a non-governmental organization and it is solely financed by contributions (with the participation of insured (7%), employer (20–23%) and government (3%)).

Civil servants, the regular military, Law Enforcement Force of the Islamic Republic of Iran, and the Islamic Revolutionary Guard Corps, Iran's second major military organization, have their own pension systems.

[9][10][11] SSO provides the following services:[12] It is possible people 60 years old and above who have record history of less than 10 year of social security pension insurance payment upon an early retirement program may receive 10 days out of 30 days payment per month.