The investigation has been launched following a criminal complaint by the Istria County police.
According to USKOK, the main suspect, a 38-year-old Croatian citizen, arranged with unknowns from Serbia and Turkey the reception of a larger number of foreigners who had entered Croatia illegally from Bosnia and Herzegovina and their transfer to the Slovenian border.
The illegal migrants were each charged at least €150 to be transferred to Slovenia, USKOK suspects.
(€1 = HRK 7.5)