Supplementary Provisions, Article 26, paragraph (1)
第一項
A person who, before October 1, 1987, filed a return under Article 125 or Article 127 of the former Income Tax Act (including as applied mutatis mutandis pursuant to Article 166 of the former Income Tax Act) with respect to income tax for tax year 1987, and a person who, before that date, received a determination under Article 25 of the Act on General Rules for National Taxes with respect to income tax for that tax year, may, if the application of the provisions of the new Income Tax Act gives rise to a change in the information stated in that return or the information relating to that determination (or, if a Reassessment under Article 24 or Article 26 of that Act was made with respect to that information before that date, the information after that Reassessment), file a request for Reassessment under Article 23, paragraph (1) of the Act on General Rules for National Taxes with the district director with respect to the information in which the change arises, within one year from that date.
昭和六十二年十月一日前に昭和六十二年分の所得税につき旧所得税法第百二十五条又は第百二十七条(これらの規定を旧所得税法第百六十六条において準用する場合を含む。)の規定による申告書を提出した者及び同日前に同年分の所得税につき国税通則法第二十五条の規定による決定を受けた者は、当該申告書に記載された事項又は当該決定に係る事項(これらの事項につき同日前に同法第二十四条又は第二十六条の規定による更正があつた場合には、当該更正後の事項)につき新所得税法の規定の適用により異動を生ずることとなつたときは、その異動を生ずることとなつた事項について、同日から一年以内に、税務署長に対し、国税通則法第二十三条第一項の更正の請求をすることができる。