The latest information on the regime of entry into the Republic of Serbia for domestic and foreign citizens can be found at the following link of the Ministry of Foreign Affairs of the Republic of Serbia http://www.mfa.rs/en/themes/covid173202019
Serbia has opened its borders for business people from the entire world, who will be entering this country from January 21, 2021, by a special simplified procedure, which is different from the rules that apply to other travellers. Details are available at the following link of the Chamber of Commerce and Industry of Serbia https://pks.rs/vesti/serbia-has-opened-its-borders-for-businesspeople-from-the-world-3785