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

"Moreover, the law does not require the identity of donors to be disclosed, and the possibility of making cash donations of €150 or less entails risks of anonymous donations and leaves the door potentially open to donations from legal persons" 

Source: GRECO (2009) Third Evaluation Round. Evaluation Report on France, Transparency of Party Funding. Strasbourg, GRECO

There is a de facto ban since all donations above EUR 150 must include the donor's identity.