According to the Finnish police, during the last inspection in Helsinki, one person was detained, and 100 thousand euros in cash were confiscated after searches in homes of suspects.
The Finnish police have been conducting measures to combat "gray wages" in the construction field for several years, and as the investigation showed, the situation is much worse than it was previously supposed. In particular, law enforcement officials are sure that from 2013 to 2015 in Finland, almost 700 construction workers received salary in an envelope, which means that the treasury of the country was missing 4.6 million euros in taxes.
The police indicate that this is the largest case of the underground economy in the history of the country. In There is about 40 suspects in this case.