7. Is there a ban on anonymous donations to political parties?

"Each electoral subject must register the amount of funds received for each natural or legal person, as well as other data related to the clear identification of a donor, in a special register which is approved as a template by a CEC decision. At the moment of donation, the donor signs a declaration affirming that none of the circumstances specified in Article 89 applies to him/her and that he/she bears personal responsibility for false declaration". Source: Article 90, The Electoral Code, 2015. 

"Receiving non-public funds donated by entities which fail to declare their identity, orwhose identity is not clearly identified by the political party that is the beneficiary of the non-public fund, shall be prohibited ". Source : Article 23/1, Law on Political Parties, 2017.