It is an anonymous work, pseudonymous or a collective work and 70 years have passed since the date of its publication
It is another kind of work, and 70 years have passed since the year of death of the author (or last-surviving author)
It is a a posthumous work, published at first time during 30 years and 70 years have passed since the date of its publication
The Article 25.3 (amendment) was added in 2008: “Duration of protection determined by this Law shall be applied to all works of which term of protection has not expired until this Law enters into force”. Works of authors who died in 1970 or earlier, or anonymous works published 1970 or earlier, are public domain in Azerbaijan.
== {{int:filedesc}} == {{Information |Description={{fi|1=Azerbaizanin SNT:n vaakuna 1931-1937}}{{en|1=Emblem of the Azerbaijan SSR 1931-1937}}{{ru|1=Герб Азербайджанской ССР 1931-1937}} |date=2013-06-14 17:42:23 |Source={{Derived from|Emblem of the Azerbaijan SSR (1931-1937).svg|display=50}} |Date=2018-09-05 09:12 (UTC) |Author=* File:Emblem of the Azerbaijan SSR (1931-1937).svg: {{U|Jam123}} * derivative work: TilmannR...