In some countries this may not be legally possible; if so: SPUI~commonswiki grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Any traffic control device design or application provision contained in this Manual shall be considered to be in the public domain. Traffic control devices contained in this Manual shall not be protected by a patent, trademark, or copyright, except for the Interstate Shield and any other items owned by FHWA.
This work includes material that may be protected as a trademark in some jurisdictions. If you want to use it, you have to ensure that you have the legal right to do so and that you do not infringe any trademark rights. See our general disclaimer. This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required.See Commons:Licensing.
Public domainPublic domainfalsefalse
According to the Czech Copyright Act, this work is in the public domain.
“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 work has been released into the public domain. However, in some instances the use of this work might be regulated by other laws.