This thesis dealing with copyright law of the Czech Republic and its reflection in practice is divided into two imaginary parts. The first part introduces the copyright as a part of the intellectual property rights in general, puts Czech copyright law - Act No. 121/2000 on Copyright and Rights Related to Copyright and an Amendment to Certain Acts (the Copyright Act) as amended by latest acts - into the context of history and international law and then describes copyright law relation to business informatics. Also it analyses the text of the mentioned Copyright Act. The second part is about three selected problem situations. It proposes a potential solution to their problems on copyrights base which are in accordance with the Czech Copyright...