What types of sanctions can be imposed for campaign finance infractions?

Electoral Code of the Republic of Moldova (as of 2012, in English)

Source: http://www.venice.coe.int/webforms/documents/?pdf=CDL-REF(2012)039-e

Article36. (2) In the event that a contestant has consciously used funds from abroad,the Central Election Commission asks Chisinau Court of Appeal to cancel the registration of the contestant.

Article69. (1) Individuals and legal entities who violate the provisions of theelectoral legislation, hinder the free exercise of citizens’ electoral rights,hinder the activity of the electoral bodies, are liable in compliance with thecurrent legislation.

[…]

(4)The cancellation of the registration is applied upon the request of the CentralElection Commission, and in case of local election – upon the request of thedistrict electoral bureau, by a final court decision which stipulates: 

a)deliberate usage of undeclared financial and material funds by the electoralcompetitor or exceeding the threshold of financial means from the electoralfund, in all cases in considerable proportion (more than 5% of the allowedsum);

b)deliberate usage of undeclared financial means or financial means from abroad;

Civil Procedure Code of the Republic of Moldova, as of 2011, inRussian

Source: http://www.carim-east.eu/media/legal%20module/natfr/MD_6.2%20Asylum_RU.pdf

Article399. Supreme Court ofJustice adjudicates cassation appeals against the decisions taken by firstinstance appellate courts.