Each country is hosted by a manager who's responsible for picking the movies. A movie must have less than 1000 checks on iCM and has a runtime no longer than 180 minutes. A manager can't pick the same director multiple times for the same country.
The first round the countries are divided in 16 groups of 3 countries. Every participants watches the movies and posts the order of their preference. The results will be calculated head-to-head. In case of a tie, the average ranking decides. In other rounds each match has two countries. The country with the most votes wins and continues to the next round.
Change in season 3:
The 48 countries are divided in groups of 4. The best 2 proceed to the next round. Second round has 8 groups of 3. Winner proceeds. After that each match has two countries.
iCM-list of season 1
iCM-list of season 2
iCM-list of season 3