8. Is there a ban on anonymous donations to candidates?

Article 140, para 2,  of Election Code

The Election Committee created to campaign for a candidate is obliged to keep records of: payment from one individual of a value exceeding the amount of the minimum wage, defined under the Act of 10 October 2002 on the minimum wage, as applicable on the day preceding the announcement of the date of elections, indicating the name, surname and place of residence of such person.