①This Act comes into effect on April 1, 1975.

②The provisions of the Inheritance Tax Act after the amendment (hereinafter referred to as the "New Act") apply, except as otherwise provided, to inheritance tax or gift tax on property acquired by inheritance or bequest (including a gift that takes effect upon the death of the donor; the same applies hereinafter) or by gift (excluding a gift that takes effect upon the death of the donor; the same applies hereinafter) on or after January 1, 1975, and the provisions then in force continue to govern inheritance tax or gift tax on property acquired by inheritance or bequest or by gift before that date.

③Where a person who falls under the provisions of Article 19-3, paragraph (1) of the New Act is a person who has been subject to the application of the provisions of Article 19-3, paragraph (1) or (2) of the Inheritance Tax Act before the amendment or the Inheritance Tax Act before the amendment by the Act Partially Amending the Inheritance Tax Act (Act No. 6 of 1973) (hereinafter collectively referred to as the "Former Act" up to the following paragraph) with regard to inheritance tax on property acquired by inheritance or bequest on or before December 31, 1974, by that person or by a person under a duty of support prescribed in paragraph (2) of that Article, the amount for which that person or that person under a duty of support may receive a deduction under the provisions of Article 19-3, paragraph (1) or (2) of the New Act is, notwithstanding paragraph (3) of that Article, the amount up to the amount obtained by deducting the total amount of the deductions already received under the provisions of Article 19-3, paragraph (1) or (2) of the Former Act or Article 19-3, paragraph (1) or (2) of the New Act from the amount for which a deduction could be received if the provisions of Article 19-3, paragraph (1) of the New Act were applied to that inheritance tax (where a deduction has been received under the provisions of Article 19-3, paragraph (1) or (2) of the Former Act two or more times, the amount for which a deduction could be received if the provisions of Article 19-3, paragraph (1) of the New Act were applied at the time of first acquiring property by inheritance or bequest).

④The provisions of the preceding paragraph apply mutatis mutandis to the case where a person with a disability prescribed in Article 19-4, paragraph (1) of the New Act who falls under the provisions of that paragraph is a person who has been subject to the application of the provisions of Article 19-4, paragraph (1) of the Former Act, or of Article 19-3, paragraph (2) of the Former Act as applied mutatis mutandis pursuant to Article 19-4, paragraph (3) of the Former Act, with regard to inheritance tax on property acquired by inheritance or bequest on or before December 31, 1974, by that person or by a person under a duty of support prescribed in Article 19-3, paragraph (2) of the New Act as applied mutatis mutandis pursuant to Article 19-4, paragraph (3) of the New Act. In this case, in the preceding paragraph, "under the provisions of Article 19-3, paragraph (1) or (2)" is deemed to be replaced with "under the provisions of Article 19-4, paragraph (1) or Article 19-3, paragraph (2) of that Act as applied mutatis mutandis pursuant to Article 19-4, paragraph (3) of that Act", "the provisions of Article 19-3, paragraph (1)" is deemed to be replaced with "the provisions of Article 19-4, paragraph (1)", and "Article 19-3, paragraph (1) or (2)" is deemed to be replaced with "Article 19-4, paragraph (1) or Article 19-3, paragraph (2) of that Act as applied mutatis mutandis pursuant to Article 19-4, paragraph (3) of that Act".

⑤The provisions of Article 21-4 of the New Act apply to a trust under paragraph (1) of that Article that is made on or after April 1, 1975 (hereinafter referred to as the "Effective Date") on the basis of a support trust contract for a special person with a disability prescribed in that paragraph.

⑥The provisions of Article 38, paragraphs (1) and (2) of the New Act apply to inheritance tax for which permission to defer payment is granted on or after the Effective Date, and, except as provided in the following paragraph, the provisions then in force continue to govern inheritance tax for which permission to defer payment was granted before the Effective Date.

⑦In the case where, among the amounts of inheritance tax for which permission to defer payment was granted before the Effective Date, in which the ratio of the value of real property, etc. prescribed in Article 38, paragraph (1) of the New Act to the total value of the property that served as the basis for calculating that amount of inheritance tax is 50 percent or more, there is an amount for which the due date for payment of an installment payment pertaining to deferment arrives on or after the Effective Date, the district director may, with regard to those installment payments whose due date for payment arrives on or after the Effective Date that are specified by Cabinet Order as corresponding to the value of that real property, etc., upon application by the person who received that permission to defer payment, made by the first such due date for payment to arrive on or after the Effective Date (or, if the period from the Effective Date to that due date for payment is less than four months, by the day on which four months elapse from the Effective Date), extend the deadline for deferment within the limit of a period equivalent to one-half of the deferment period on or after the Effective Date (where a fraction of less than one month arises in that period, the period calculated by treating it as one month), and change the annual installment amounts on or after the Effective Date in accordance with paragraph (2) of that Article.

⑧The provisions of Article 52 of the New Act apply to the portion of the interest tax pertaining to the amount of inheritance tax for which the due date for payment of an installment payment pertaining to deferment arrives on or after the Effective Date that corresponds to the period on or after the Effective Date, and the provisions then in force continue to govern the portion of that interest tax that corresponds to the period before the Effective Date and the interest tax pertaining to the amount of inheritance tax for which that due date for payment arrived before the Effective Date.