File:Treaty of the friendschip between Persia and the Russian Socialist Federal Soviet Republic, signed at Moscow, February 26, 1921 - Englisch Version - Leage of Nations - Treaty Series.pdf

This work is in the public domain in the U.S. because it is an edict of a government, local or foreign. See § 313.6(C)(2) of the Compendium of U.S. Copyright Office Practices, 3rd ed. 2014 (Compendium (Third)). Such documents include "legislative enactments, judicial decisions, administrative rulings, public ordinances, or similar types of official legal materials." These do not include works first published by the United Nations or any of its specialized agencies, or by the Organization of American States. See Compendium (Third) § 313.6(C)(2) and 17 U.S.C. § 104(b)(5).

A non-American governmental edict may still be copyrighted outside the U.S. Similarly, the above U.S. Copyright Office Practice does not prevent U.S. states or localities from holding copyright abroad, depending on foreign copyright laws and regulations.

This work is not an object of copyright according to article 1259 of Book IV of the Civil Code of the Russian Federation No. 230-FZ of December 18, 2006.

Shall not be objects of copyright:

• official documents of state government agencies and local government agencies of municipal formations, including laws, other legal texts, judicial decisions, other materials of legislative, administrative and judicial character, official documents of international organizations, as well as their official translations;
• state symbols and signs (flags, emblems, orders, any forms of money, and the like), as well as symbols and signs of municipal formations;
• works of folk art (folklore), which don't have specific authors;
• news reports on events and facts, which have a purely informational character (daily news reports, television programs, transportation schedules, and the like).

This work is now in the public domain in Iran, because according to the Law for the Protection of Authors, Composers and Artists Rights (1970) its term of copyright has expired for one of the following reasons:

• The creator(s) died before 22 August 1980, for works that their copyright expired before 22 August 2010 according to the 1970 law.
• The creator(s) died more than 50 years ago. (Reformation of article 12 - 22 August 2010)

In the following cases works fall into the public domain after 30 years from the date of publication or public presentation (Article 16):

• Photographic or cinematographic works.
• In cases where the work belongs to a legal person or rights are transferred to a legal person.

The media description page should identify which reason applies.

For more information please see: Commons:Copyright rules by territory/Iran.