18. Is there a limit on the amount a donor can contribute to a candidate?

Artigo 16.º.1 ‘ Receitas de campanha - Election campaign activities can only be financed by:
a) State subsidy;
b) Contribution of political parties that present or support candidacies for the elections to the Assembly of the Republic, the European Parliament, the Regional Legislative Assemblies and the municipalities places, as well as for President of the Republic;’ Source CAPÍTULO III ( Funding of political parties) Decree of the Assembly of the Republic No. 194 / XIII: Political Funding -Alteration to the Law aproved Friday, March 9, 2018 Series II-A - Number 82