[V-2]

> Because they need to keep some gaps in the tax law to allow their friends to pay less taxes than normal people.

The self-employed in Poland provide almost 30% of total budget revenue from income tax [1]. (This statistic is somewhat dated, but I don't believe it's changed drastically since). That's a lot of "friends" and "wealthy expats".

[1] https://www.econstor.eu/bitstream/10419/259268/1/1777969808....