An army soldier sleeping in Laleh Park.

Iran has a mandatory military service for men which starts at the age of 18. Duration of military service is dependent on some conditions and circumstances. There is a 21 month military service for general, 24 months for destitute areas and 22 months for boundary areas; there is two months for military education.
Men reaching 19 years old who are not granted exemption from the military service are not able to apply for a driving license, passport, or leave the country without special permission.