This Act comes into effect as of April 1, 2015; provided, however, that the provisions set forth in the following items come into effect as of the dates specified respectively in those items.

Except as otherwise provided in these Supplementary Provisions, the provisions 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 prescribed in Article 2, item (viii) of the New Corporation Tax Act; the same applies hereinafter) beginning on or after the Effective Date and to corporation tax on consolidated income for a consolidated business year of a consolidated corporation 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 and corporation tax on consolidated income for a consolidated business year of a consolidated corporation that began before the Effective Date, the provisions then in force continue to govern.

The provisions of Article 10-3, paragraph (4) of the New Corporation Tax Act apply in the case where a foreign corporation that has no permanent establishment comes to have a permanent establishment on or after April 1, 2016.

The provisions of Article 23, paragraph (1) of the New Corporation Tax Act (limited to the part concerning item (ii)) apply to the amount of a distribution of monies under Article 137 of the Act on Investment Trusts and Investment Corporations (Act No. 198 of 1951) (referred to as "distribution of monies" in this Article and Article 25 of the Supplementary Provisions) that a corporation receives on or after the Effective Date, and with regard to the amount of a distribution of monies that a corporation received before the Effective Date, the provisions then in force continue to govern.

①The provisions of Article 23-2 of the New Corporation Tax Act apply to the amount of dividends of surplus, etc. prescribed in paragraph (1) of that Article that a domestic corporation receives from a foreign subsidiary prescribed in that paragraph in a business year beginning on or after April 1, 2016, and with regard to the amount of dividends of surplus, etc. prescribed in Article 23-2, paragraph (1) of the Corporation Tax Act prior to the amendment by the provisions of Article 2 (hereinafter referred to as "the Former Corporation Tax Act") that a domestic corporation received from a foreign subsidiary prescribed in that paragraph in a business year that began before that date, the provisions then in force continue to govern.

②With regard to the application of the provisions of Article 23-2 of the New Corporation Tax Act for each business year of a domestic corporation beginning during the period from April 1, 2016 to March 31, 2018, the phrase "the amount of dividends of surplus, etc. received from a foreign subsidiary" in paragraph (2), item (i) and paragraph (3) of that Article is deemed to be replaced with "the amount of dividends of surplus, etc. received from a foreign subsidiary (excluding those pertaining to shares or capital contributions of the foreign subsidiary held as of April 1, 2016 (limited to shares or capital contributions of a foreign corporation that falls under the category of foreign subsidiary as of that date))".

The provisions of Article 24, paragraph (1) of the New Corporation Tax Act (limited to the part concerning item (iii)) apply to the amount of monies delivered to a corporation on or after the Effective Date through a distribution of monies by a corporation referred to in that paragraph, and with regard to the amount of monies delivered to a corporation before the Effective Date through a distribution of monies by a corporation referred to in Article 24, paragraph (1) of the Former Corporation Tax Act, the provisions then in force continue to govern.

The provisions of Article 55, paragraph (4) of the New Corporation Tax Act (limited to the part concerning item (vi)) apply to those listed in item (vi) of that paragraph that pertain to acts committed on or after the date specified in Article 1, item (x) of the Supplementary Provisions.

①The provisions of Article 57 (excluding the proviso to paragraph (1), paragraph (5) and paragraphs (11) through (14)) and Article 58 (excluding the proviso to paragraph (1), paragraph (3) and paragraphs (6) through (9)) of the New Corporation Tax Act apply to a net operating loss incurred in a business year of a corporation beginning on or after April 1, 2018, and with regard to a net operating loss incurred in a business year of a corporation that began before that date, the provisions then in force continue to govern.

②With regard to the application of the provisions of the proviso to Article 57, paragraph (1) and paragraph (11) of that Article, and the proviso to Article 58, paragraph (1) and paragraph (6) of that Article, of the New Corporation Tax Act concerning income for a business year of a corporation beginning during the period from the Effective Date to March 31, 2018, the phrase "50 percent" in those provisions is deemed to be replaced with "65 percent" for a business year of the corporation beginning during the period from the Effective Date to March 31, 2016, with "60 percent" for a business year of the corporation beginning during the period from April 1, 2016 to March 31, 2017, and with "55 percent" for a business year of the corporation beginning during the period from April 1, 2017 to March 31, 2018.

With regard to the amount refunded or subject to appropriation prescribed in Article 67, paragraph (3), item (v) of the Former Corporation Tax Act pertaining to prefectural inhabitants' tax (including Tokyo inhabitants' tax) pertaining to interest and similar income (meaning interest and similar income prescribed in Article 23, paragraph (1), item (xiv) of the Local Tax Act (Act No. 226 of 1950) prior to the amendment by the provisions of Article 2 of the Act Partially Amending the Local Tax Act (Act No. 3 of 2013); the same applies in Article 31 of the Supplementary Provisions) that a specified family company prescribed in Article 67, paragraph (1) of the Former Corporation Tax Act is to receive payment of before January 1, 2016, the provisions then in force continue to govern.

The provisions of Article 81-4 of the New Corporation Tax Act apply to corporation tax on consolidated income for a consolidated business year for which the consolidated parent corporation business year of a consolidated parent corporation (meaning the consolidated parent corporation business year prescribed in Article 15-2, paragraph (1) of the New Corporation Tax Act; the same applies hereinafter) begins on or after the Effective Date, and with regard to corporation tax on consolidated income for a consolidated business year for which the consolidated parent corporation business year of a consolidated parent corporation began before the Effective Date, the provisions then in force continue to govern.

①The provisions of Article 81-9 of the New Corporation Tax Act (excluding the proviso to paragraph (1) and paragraphs (8) through (11)) apply to a consolidated net operating loss incurred in a consolidated business year of a consolidated corporation beginning on or after April 1, 2018, and with regard to a consolidated net operating loss incurred in a consolidated business year of a consolidated corporation that began before that date, the provisions then in force continue to govern.

②With regard to the application of the provisions of the proviso to Article 81-9, paragraph (1) and paragraph (8) of that Article of the New Corporation Tax Act concerning consolidated income for a consolidated business year of a consolidated parent corporation beginning during the period from the Effective Date to March 31, 2018, the phrase "50 percent" in paragraph (1), item (i), (b) and paragraph (8) of that Article is deemed to be replaced with "65 percent" for a consolidated business year of the consolidated parent corporation beginning during the period from the Effective Date to March 31, 2016, with "60 percent" for a consolidated business year of the consolidated parent corporation beginning during the period from April 1, 2016 to March 31, 2017, and with "55 percent" for a consolidated business year of the consolidated parent corporation beginning during the period from April 1, 2017 to March 31, 2018.

With regard to the amount refunded or subject to appropriation, prescribed in paragraph (2), item (iv) of Article 81-13 of the Former Corporation Tax Act, pertaining to prefectural inhabitants' tax (including Tokyo inhabitants' tax) pertaining to interest and similar income that a consolidated corporation prescribed in paragraph (1) of that Article is to receive payment of before January 1, 2016, the provisions then in force continue to govern.

The provisions of Article 142-5, paragraph (2), Article 142-9 and Article 144-3, paragraph (2) of the New Corporation Tax Act apply to corporation tax on income for a business year of a foreign corporation beginning on or after April 1, 2016.

①The provisions of Article 149 of the New Corporation Tax Act apply in the case where an application form prescribed in paragraph (1) or (2) of that Article is to be submitted on or after April 1, 2016, and with regard to the case where an application form prescribed in Article 149, paragraph (1) of the Former Corporation Tax Act was to be submitted before that date, the provisions then in force continue to govern.

②The provisions of Article 150, paragraphs (3) and (4) of the New Corporation Tax Act apply in the case where an application form prescribed in paragraph (3) or (4) of that Article is to be submitted on or after April 1, 2016, and with regard to the case where an application form prescribed in Article 150, paragraph (3) of the Former Corporation Tax Act was to be submitted before that date, the provisions then in force continue to govern.

With regard to corporation tax on income for each business year prescribed in Article 14, paragraph (2) of the Supplementary Provisions of the Act Partially Amending the Income Tax Act, etc. for Building a Tax System That Responds to Changes in the Economic and Social Structure prior to the amendment by the provisions of Article 17 (hereinafter referred to as the "Former Tax System Construction Amendment Act" in this Article) that began before the Effective Date for a corporation, and corporation tax on consolidated income for each consolidated business year prescribed in Article 22, paragraph (2) of the Supplementary Provisions of the Former Tax System Construction Amendment Act that began before the Effective Date for a consolidated parent corporation, the provisions then in force continue to govern.

With regard to the application of penal provisions to acts committed before this Act (or, for the provisions set forth in the items of Article 1 of the Supplementary Provisions, those provisions; the same applies hereinafter in this Article) comes into effect and to acts committed after this Act comes into effect in the cases where the provisions then in force continue to govern pursuant to the provisions of these Supplementary Provisions, the provisions then in force continue to govern.

Beyond what is provided for in these Supplementary Provisions, transitional measures necessary in connection with the enforcement of this Act are specified by Cabinet Order.