第一項
Supplementary Provisions, Article 6, paragraph (1)
新法第四編第二章第一節（給与所得に係る源泉徴収義務及び徴収税額）の規定及び新法別表第四から別表第六までは、この法律の施行の日（以下「施行日」という。）以後に支払うべき新法第百八十三条第一項（源泉徴収義務）に規定する給与等（以下この条において「給与等」という。）について適用し、同日前に支払うべき給与等については、なお従前の例による。
The provisions of Part IV, Chapter II, Section 1 (Obligation to Withhold Taxes from Salary Income and Amount of Tax Collected) of the new Act and Appended Tables IV through VI of the new Act apply to salary or other wage prescribed in Article 183, paragraph (1) (Obligation to Withhold Taxes) of the new Act (hereinafter referred to as "salary or other wage" in this Article) that is to be paid on or after the date on which this Act comes into effect (hereinafter referred to as "the effective date"), and the provisions then in force continue to govern salary or other wage that was to be paid before that date.