According to the Mongolian Immigration Service, foreign citizens mostly violate regulations by overstaying their visas and failing to register at the agency within seven days after arriving in Mongolia.

Mongolia received a total of 540,000 arrivals in 2017; of them, 4150 have been charged with breaking the Law on Immigration. The number of arrivals increased by 10.3 percent and violations rose by 37.3 percent in 2018.

As for August, 2019, over 3000 people were charged with breaking regulations; most of them were overstayed, did not register, and worked illegally or failed to carry their passport.

If foreign citizens fail to register to Mongolian Immigration within seven days, then they will be fined MNT 100,000 and the inviting party for MNT 250,000 for an individual and MNT 2,500,000 for a company.