There is no requirement regarding the country of storage of data as long as the level of data security is the same as in the Czech Republic or other EU states, and, in certain cases, as long as an immediate access to the data in question is provided to the corresponding national authority  pursuant the § 35 (3) of the Act No. 235/2004 Coll. An unofficial English Translation of the Act on Personal Data Processing can be accessed at: https://www.uoou.cz/en/assets/File.ashx?id_org=200156&amp;&amp;id_dokumenty=1837