"The content of BBC Internet-resources is being checked for compliance with the Russian legislation. To date, materials have been revealed that transmit the ideological principles of international terrorist organisations [quotes of terrorist al-Baghdadi]," Roskomnadzor's press service said in a statement.
READ MORE: Russian Media Watchdog Roskomnadzor Launches Probe Into BBC World News in Russia
The statement added that an investigation was underway "into whether these materials comply with the norms of the Russian anti-extremism legislation."
According to the watchdog, an inspection of British Television's compliance with licensing and mandatory requirements in the field of television and radio broadcasting will be conducted in the period from 14 January to 31 January this year.
The statement comes after Roskomnadzor said on 21 December it had started the checks to verify the compliance by the BBC World News, as well as BBC Internet resources, with the Russian law.