the provisions in Article 1 adding one Article before Article 58 in Part II, Chapter II, Section 2, Subsection 5 of the Income Tax Act (excluding the part concerning Article 57-4, paragraph (3)) and the provisions amending Article 157, paragraph (3) of that Act (excluding the part renumbering that paragraph as paragraph (4) of that Article), and the provisions of Article 8, paragraph (1) and Article 15, paragraph (2) of the Supplementary Provisions.