The provisions of Article 36-4, paragraph (1) of the Regulation for Enforcement of the Income Tax Act after the amendment (hereinafter referred to as the "New Regulation") apply to income tax for 2027 and subsequent years, and the provisions then in force continue to govern income tax for 2026 and earlier years.
改正後の所得税法施行規則(以下「新規則」という。)第三十六条の四第一項の規定は、令和九年分以後の所得税について適用し、令和八年分以前の所得税については、なお従前の例による。