With regard to the application of penal provisions to acts committed before this Act (or, for the provisions prescribed in the proviso to Article 1 of the Supplementary Provisions, those provisions) comes into effect and to acts committed after this Act comes into effect with respect to matters that are to be governed by the provisions then in force pursuant to the provisions of Article 2 and Article 5, paragraph (1) of the Supplementary Provisions and matters concerning the provisions of Article 32-4 of the former Act that are to remain in effect pursuant to the provisions of Article 3 of the Supplementary Provisions, the provisions then in force continue to govern.