Hungary has introduced quarantine for all people arriving from Bulgaria. According to the new rules introduced in Hungary aimed to prevent the spread of coronavirus, Hungarian nationals returning from high-risk “yellow category” and “red category” countries must undergo a medical check at the border and are placed under mandatory fourteen-day quarantine, even if they are not infected with Covid-19. Bulgaria, together with Serbia, Portugal, Romania, Russia, Sweden and the United Kingdom was placed in the yellow group.