 The internal passports were written in the Russian language and the language of the republic where it was issued.The "green cover" internal passports and passports for travel abroad were written exclusively in the Russian language.All residents were required by law to record their address on the document, and to report any changes to a local office of the Ministry of Internal Affairs (e.g., by the age of forty-five, a person has to have three photographs of himself in the passport due to the effects of aging, taken at the age of sixteen (when it is issued), twenty-five and forty-five).