27. Are there provisions requiring donations to go through the banking system?
Hungary
Greco Eval III Rep _2009_ 8E Final Hungary ETS173 PUBLIC
https://rm.coe.int/CoERMPublicCommonSearchServices/DisplayDCTMContent?documentId=09000016806c6b30
Parliamentary Elections, 8 April 2018 ODIHR Limited Election Observation Mission Final Report
https://www.osce.org/odihr/elections/hungary/385959?download=true
It is not mentioned in the consulted sources about this matter