A total of 531 foreign nationals from 29 countries have been expelled from Mongolia due to illegal stay or violating visa regulations. Most of them were Chinese (972), North Korean (42) followed by Americans (15), Russians (14), Australians (10) and Germans (8).

According to the Mongolian Immigration Service, fines for visa violations and illegal working have been raised under a new law. As a result, there appears to have been a decrease in the number of violations.

As of 21 December, 2018, a total of 23,486 foreign nationals from 123 countries have been residing in Mongolia.