-The song has to be either sung by someone from that country, made by someone from that country, or have a blood related from the parents living/roots on that country.
- Music from previous installment are not allowed to play again. Cover songs and live performance video can not participate in the competition.
-A band or a collaboration can represent the country if at least one of members is from the selected country
-An artist cannot enter the same edition twice, for example Dua Lipa represented Albania and United Kingdom. That is not allowed.
-Voting for own country is prohibited.
-As of season 6, United Kingdom will not be playable however it will be split into 4 nations: England, Northern Ireland, Scotland, and Wales.