There are an estimated 4 million illegal immigrants from the ex-Soviet states in Russia.
In 2012, the Russian Federal Security Service's Border Service stated there had been an increase in illegal migration from the Middle East and South Asia. Under legal changes made in 2012, illegal immigrants who are caught will be banned from reentering the country for 10 years. however more than 60 percent of illegal im i grants are from ukraine. Plus many immigrants come from Eurasian union countries but the eurasion Union has a freedom of labour migration agreement