What type of law provides for election-related criminal offences?

Law No. 73 of 1956 (and its 2011 amendments) regulating the exercise of politicalrights

http://www.democracy-reporting.org/files/lepr_unofficial_translation.pdf

Law No. 38/1972 On The People’s Assembly

(amended by decree law 123/2011).

http://www.democracy-reporting.org/files/law_on_the_people_s_assembly_including_amendments_to_october_2011.pdf

Law no.174/2005 (amended by decree law 108/2011) regulating the Presidential Election

http://www.democracy-reporting.org/files/law_regulating_the_presidential_elections.pdf