4th - 7th of June 2020 | Zagreb, Croatia
- Sport park Mladost tennis courts
- Jarunska ulica 5
The rules of the tournament will be those governed by the ATP except in the following:
- Round robin matches will be played to in 1 tie-break set of 9 games. Semifinal and final will be played to the best of 3 sets of 6 games with tie break.
- Matches will be refereed by players themselves, with organizing committee demanding maximum sportsmanship and fair play from players.
- In case it rains, the competition will be suspended until the rain remits.
The following system shall be applied in order to determine the ranking or qualification:
- 1st 2 points for a win / 1 point for a loss / 0 points for a forfeit
- 2nd Percentage: Number of sets won / Number of sets played x 100
- 3rd Percentage: Number of games won / Maximum number of games (all played set games) x 100