This postage stamp published by Posti- ja telelaitos before January 1, 1990 is in the public domain in Finland because it has been extracted from a decision or statement issued by a public authority in Finland and is not an independent work. Section 9 of the Finnish Copyright Act specifies that no copyright exists in such material. (Link to the Act). See COM:Finland#Not protected and COM:Finland#Stamps.
The document containing the decision or statement has been uploaded to Wikimedia Commons at [[:Error: |source=file name not specified.]]
This template does not apply to postage stamps first published after 1989. Because Posti- ja telelaitos was changed from an authority to a company in the beginning of 1990, postage stamps published by Posti- ja telelaitos were not anymore part of decisions by an authority. Most probably the copyright owner of postage stamps published after 1989 are Itella Oyj or the designer of them. All postage stamps first published after 1989 marked with this tag should be speedily deleted.
Uploaded a work by Post of Finland from {{Derived from|Stamp of Finland - 1935 - Colnect 45855 - Kullervo setting out to combat.jpeg|Stamp of Finland - 1935 - Colnect 45853 - Two bards in the sauna.jpeg|display=75}} with UploadWizard