(1) A ballot paper shall be invalid if there was cast a document, which does not constitute a ballot paper (Section 42). A ballot paper shall also be invalid, if it is torn in two or more parts or if it is marked in a way other than stipulated under Section 44 § 2, or if it is not marked at all.
(2) In case of doubts about validity of a ballot paper, the final decision shall be taken by the Precinct Plebiscite Committee.