Supplementary Provisions, Article 2Principle for Transitional Measures Concerning Special Provisions on Income Tax
第二条（所得税の特例に関する経過措置の原則）
Unless otherwise provided, the provisions of Chapter II of the Act on Special Measures Concerning Taxation as amended (hereinafter referred to as "the New Act") apply to income tax for tax year 1990 and subsequent tax years, and the provisions then in force continue to govern income tax for tax year 1989 (meaning the tax year covering the period from January 1, 1989 to December 31, 1989; the same applies in Article 29, paragraph (1) of the Supplementary Provisions) and prior tax years.
改正後の租税特別措置法（以下「新法」という。）第二章の規定は、別段の定めがあるものを除くほか、平成二年分以後の所得税について適用し、平成元年分（昭和六十四年一月一日から平成元年十二月三十一日までの期間に係る年分をいう。附則第二十九条第一項において同じ。）以前の所得税については、なお従前の例による。