All players with a FIDE identity number, regardless of age, nationality or gender, are admitted.
5 rounds for tournament groups Open A, Open B and Open C, Swiss-System.
6 rounds for tournament group Open D and Beginners, Swiss-System.
Technical tie-breaks criteria: 1. Buchholz Cut-1, 2. Buchholz Median-1, 3. Buchholz, 4. Arranz (draw: 0.4 as white, 0.6 as black), 5. Sonneborn-Berger, 6. Number of wins, 7. Direct encounter, 8. Number of games played as black, 9. Lottery draw
Players wishing to play in higher category can request that from the organizers.
All tournament groups will be rated with for FIDE and Croatian national rating.
In the competition area it is forbidden to use mobile phones and other electronic devices unless they are approved by the tournament director.
The player who does not arrive at the board within 60 minutes from the start of the game will lose the match.
Although not covered by these Regulations, FIDE rules in force on the date of the event apply. Registration implies acceptance of them, as well as of these tournament Regulations.