per WIPO http://www.wipo.int/wipolex/en/details.jsp?id=7511 Congo law states " Official acts of the authority shall not give rise to any copyright. Any other literary, artistic or scientific publications produced by the authorities shall generate copyright for the authorities." and that copyright last 50 years
It is an anonymous, pseudonymous or posthumous work and 50 years have passed since the date of its publication
It is a photographic work, and 25 years have passed since the date of its publication
It is another kind of work, and 50 years have passed since the year of death of the author (or last-surviving author)
It is an "official act of authority" and ineligible for copyright protection; however "literary, artistic, or scientific publications produced by the authorities" are copyrighted by the government
{{Non-free use rationale
|Article=Congo Crisis
|Description=Stamps of the secessionist region of South Kasai
|Source=tradera.com
|Portion=entire stamps
|Low_resolution=yes
|Purpose=illustrate how the South Kasai state created stamps from old Belgian Congo
Captions
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