Díla české vlády nejsou chráněna autorskými právy

No copyright for Govermental works of public interest

Under the Consolidated Version of Act No. 121/2000 Coll. as amended up to 216/2006, copyright protection shall not apply to:

• An official work, such as a legal regulation, decision, public charter, publicly accessible register and collection of its documents, and also any 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 (municipal chronicles), a state symbol and symbol of a municipality, and any other such works where there is public interest in their exclusion from copyright protection.^{[121/2000–2006 Art.3(a)]}

https://commons.wikimedia.org/wiki/Commons:Copyright_rules_by_territory/Czech_Republic

The relevant paragraph can be found as Article 3 (a) of the letter below from the Czech President:

https://drive.google.com/file/d/1RhfjGOkGkXd9mDUxUu3sOruLl-I6zfjB/view?usp=sharing

Správa železnic, státní organizace,^[3] (VKM: SŽCZ)^[4] je česká státní organizace, therefore it is difficult to see how they can either claim or enforce copyright on their material.

https://cs.wikipedia.org/wiki/Spr%C3%A1va_%C5%BEeleznic

České dráhy, Type of business: State-owned enterprise (100%)

https://cs.wikipedia.org/wiki/%C4%8Cesk%C3%A9_dr%C3%A1hy