This is reported by Czech TV (CTV).
"The authorities of the republic are studying other Russian assets that may be arrested as part of national sanctions," RIA Novosti reports.
According to the TV channel, the FAU is conducting an investigation into the hotels, which, according to the channel, are controlled by Russian organizations.
Earlier, the Czech Republic added Roszagranimushchestvo to the national sanctions list.
The press secretary of the Russian leader, Dmitry Peskov, said that the freezing of the objects of the state foreign property of Russia in the Czech Republic is illegal and Moscow expresses bewilderment at the anti-Russian position of the Czech authorities.