3. Is there a ban on corporate donations to political parties?
Bulgaria
Art. 24. "(1) Political parties may not receive: ... 2. any funds from any legal persons and from any sole traders; ... 4. any funds from any foreign governments or from any foreign state-owned enterprises, foreign commercial corporations or foreign non-profit organizations.
(2) Political parties may not receive any movable and immovable things for gratuitous use, nor any gratuitous services in any form whatsoever, from the entities referred to in Items 2, 3 and 4 of Paragraph (1).
Source: Article 24 (1-2), The Political Parties Act, 2005