|According to the Czech Copyright Act, this image is in the public domain. (Law No. 121/2000, Article 3, Section a)
"Protection pursuant to this Act shall not apply to
- an official work, such as a legal regulation, decision, public charter, publicly accessible register and the collection of its records, and also
- an official draft of an official work and other preparatory official documentation including the official translation of such work,
- Chamber of Deputies and Senate publications,
- a memorial chronicle of a municipality (muncipal chronicle),
- a state symbol and symbol of a regional self-governing unit,
- and other such works where there is public interest in their exclusion from copyright protection".
Hence it is assumed that this image has been released into public domain.