A foreigner or a stateless person in accordance with the current legislation of Ukraine may entry the territory of Ukraine and stay here without any additional permits within 90 days. This period can also be prolonged if its necessity would be approved within respectable reasons up to 90 days. Summing up, foreigner or a stateless person can stay in the country not more than 180 days a year. For legalising your residence on the territory of Ukraine you must get residence permit and depending on its purpose you will able to stay longer then in ordinar way. There are two types of residence permit: temporary and permanent. How to obtain a residence permit in Ukraine?