"After studying the obtained materials, the Russian Prosecutor General's Office made ... a decision to declare activities of the following foreign non-governmental organisations undesirable in Russia: World Institute of Scientology Enterprises International, WISE Int. (the United States); and Church of Spiritual Technology, CST, also known as L. Ron Hubbard Library (the US)," the office said in a statement.
The activities of these religious corporations pose a threat to Russia's security, the prosecutors specified.
The information was submitted to the Russian Ministry of Justice.