This Act comes into effect on April 1, 2023; provided, however, that the provisions set forth in the following items come into effect on the dates specified in those items:

Except as otherwise provided for in these Supplementary Provisions, the provisions of the Corporation Tax Act as amended by the provisions of Article 2 (limited to the amending provisions listed in Article 1, item (iv), (a) of the Supplementary Provisions) (hereinafter referred to as the "Corporation Tax Act as Amended for 2024") (limited to the part concerning corporation tax on the international minimum tax amount prescribed in Article 82-2, paragraph (1) of the Corporation Tax Act as Amended for 2024 for each covered fiscal year) apply to corporation tax on the international minimum tax amount prescribed in that paragraph of a domestic corporation for a covered fiscal year beginning on or after April 1, 2024.

①The provisions of Article 61 of the Corporation Tax Act as amended by the provisions of Article 2 (hereinafter referred to as the "New Corporation Tax Act") apply to corporation tax on income for a business year of a corporation (including an association or foundation without juridical personality; hereinafter the same applies in this Article and Article 15 of the Supplementary Provisions) beginning on or after the Effective Date, and with regard to corporation tax on income for a business year of a corporation that began before the Effective Date, except in the cases prescribed in the following paragraph and paragraphs (4) through (6), the provisions then in force continue to govern.

②In the case where, at the end of the business year of the amendment (meaning the business year that includes the Effective Date; hereinafter the same applies in this paragraph and the following paragraph), a corporation holds cryptoassets prescribed in Article 61, paragraph (1) of the Corporation Tax Act that were issued by that corporation (for a business year of the amendment beginning on the Effective Date, limited to cryptoassets (meaning cryptoassets prescribed in Article 61, paragraph (1) of the Corporation Tax Act; hereinafter the same applies in this Article) that do not fall under specified self-issued cryptoassets prescribed in Article 61, paragraph (2) of the New Corporation Tax Act (hereinafter referred to as "specified self-issued cryptoassets" in this Article)), if all of those cryptoassets (excluding those acquired from other persons) fall, at that time, under those specified by Cabinet Order as being subject to restrictions on transfer or other conditions, the corporation may, for each business year on or before the business year of the amendment, apply the provisions of Article 61 of the New Corporation Tax Act by deeming cryptoassets of the same type as those cryptoassets (excluding those acquired from other persons) to fall under specified self-issued cryptoassets.

③With regard to the application of the provisions of Article 61 of the New Corporation Tax Act in each business year after the business year of the amendment to cryptoassets deemed to fall under specified self-issued cryptoassets pursuant to the provisions of the preceding paragraph, those cryptoassets (limited to cryptoassets that were issued by the corporation referred to in that paragraph and that it has held continuously since the end of the business year of the amendment, and that have continuously fallen, since that time, under those specified by Cabinet Order as prescribed in that paragraph) are deemed to fall under specified self-issued cryptoassets.

④In the case where, among the cryptoasset margin transactions prescribed in Article 61, paragraph (8) of the New Corporation Tax Act (excluding those falling under the cryptoasset margin transactions prescribed in Article 61, paragraph (7) of the Corporation Tax Act prior to the amendment by the provisions of Article 2 (hereinafter referred to as the "Former Corporation Tax Act"); hereinafter referred to as "new crypto asset margin transactions" in this Article) conducted by a corporation in a business year that began before the Effective Date (hereinafter referred to as a "transitional business year" in this Article), there are any that remain unsettled at the end of a transitional business year ending on or after the day on which they were conducted, if, in the finalized settlement of accounts for that transitional business year (in the case of filing an interim return stating the matters listed in the items of Article 72, paragraph (1) or the items of Article 144-4, paragraph (1) of the Corporation Tax Act for the period prescribed in Article 72, paragraph (1) or Article 144-4, paragraph (1) of that Act (for a group tax sharing subsidiary corporation, the period prescribed in Article 72, paragraph (5), item (i) of that Act), the settlement of accounts for that period; the same applies in paragraph (6)), the corporation has entered in its accounts, as profit or loss, the deemed settlement profit or loss prescribed in Article 61, paragraph (8) of the New Corporation Tax Act for all of the new crypto asset margin transactions that remain unsettled at the end of that transitional business year, the corporation may apply the provisions of that paragraph for that transitional business year.

⑤In the case where, among the new crypto asset margin transactions conducted by a corporation in a transitional business year, there are any whose contracts the corporation has transferred to a succeeding corporation in a company split or a corporation receiving a capital contribution in kind as a result of a qualified company split, etc. prescribed in Article 61, paragraph (9) of the New Corporation Tax Act carried out on or after the day on which they were conducted, if the corporation has treated the amount equivalent to the deemed settlement profit or loss prescribed in that paragraph for all of the new crypto asset margin transactions pertaining to the contracts transferred as a result of that qualified company split, etc. as an amount of proceeds or an amount of loss, the corporation may apply the provisions of that paragraph to that qualified company split, etc.

⑥In the case where a corporation has acquired cryptoassets based on a contract pertaining to new crypto asset margin transactions in a transitional business year, if, for all of the cryptoassets acquired in that transitional business year based on contracts pertaining to new crypto asset margin transactions, the corporation has entered in its accounts as profit or loss, in the finalized settlement of accounts for that transitional business year, the difference between the value of the cryptoassets as of the time of the acquisition and the amount that the corporation paid as the consideration for the acquisition of the cryptoassets based on a contract pertaining to new crypto asset margin transactions that had caused the acquisition, the corporation may apply the provisions of Article 61, paragraph (10) of the New Corporation Tax Act for that transitional business year.

⑦The application of the provisions of Article 61 of the New Corporation Tax Act in the case where cryptoassets deemed to fall under specified self-issued cryptoassets pursuant to the provisions of paragraph (2) have been transferred as a result of a qualified merger or qualified company split, and other necessary matters concerning the application of the provisions of that paragraph through the preceding paragraph, are specified by Cabinet Order.

The provisions of Article 74, paragraph (2) and Article 75-2, paragraph (11), item (i) of the New Corporation Tax Act apply to corporation tax on income for the business year that includes the date of determination of residual assets of a domestic corporation whose residual assets are determined on or after the Effective Date (including a business year that includes the date of determination of residual assets of a domestic corporation whose residual assets were determined before the Effective Date, for which the due date for filing prescribed in Article 74, paragraph (1) of the Former Corporation Tax Act, as applied with the replacement of terms pursuant to paragraph (2) of that Article, for the return under paragraph (1) of that Article for that business year arrives on or after the Effective Date (hereinafter referred to as a "transitional business year" in this Article)), and with regard to corporation tax on income for the business year that includes the date of determination of residual assets of a domestic corporation whose residual assets were determined before the Effective Date (excluding a transitional business year), the provisions then in force continue to govern.