①In the case where a business year of an ordinary corporation which is a domestic corporation (in the case of an ordinary corporation in liquidation, limited to a group tax sharing subsidiary corporation; the same applies in the following Article and Article 72, paragraph (1) (Matters to be Entered in Interim Return in the Case of Provisional Settlement of Accounts)) (such business year excludes the first business year after the establishment of a newly established ordinary corporation, which is a domestic corporation, other than that which was established as a result of a qualified merger (excluding a merger in which acquired corporations are all public interest corporations, etc. that are not engaged in any profit-making business; the same applies in the following paragraph and paragraph (3)), the business year that contains the day on which a public service corporation or a public interest corporation, etc. that is not engaged in any profit-making business came to fall under the category of an ordinary corporation, and, in the case where the ordinary corporation is a group tax sharing subsidiary corporation, when the day on which the approval under Article 64-9, paragraph (1) (Group Tax Sharing Approval) became effective is on or after the day on which six months have elapsed from the first day of the business year of the group tax sharing parent corporation pertaining to the ordinary corporation that contains that day (hereinafter referred to as the "business year of the group tax sharing parent corporation" in this paragraph), the business year that contains the day on which the approval became effective; the same applies in Article 72, paragraph (1)) exceeds six months (in the case where the ordinary corporation is a group tax sharing subsidiary corporation, in the case where the business year of the group tax sharing parent corporation that contains the first day of the business year exceeds six months and the ordinary corporation has a group tax sharing full controlling interest with the group tax sharing parent corporation on the day on which six months have elapsed from the first day of the business year of the group tax sharing parent corporation), the ordinary corporation must file a return containing the following matters to the district director, within two months after the day on which six months have elapsed from the first day of the business year (in the case where the ordinary corporation is a group tax sharing subsidiary corporation, the business year of the group tax sharing parent corporation that contains the first day of the business year) (hereinafter referred to as the "day on which six months have elapsed" in this Article); provided, however, that the filing of the return is not required when the amount listed in item (i) is 100,000 yen or less or there is no such amount, or when the ordinary corporation has a group tax sharing full controlling interest with a cooperative, etc. that is a group tax sharing parent corporation:

②In the case referred to in the preceding paragraph, when an ordinary corporation set forth in the paragraph is an acquiring corporation involved in a qualified merger (excluding a merger aiming to establish a corporation; hereinafter the same applies in this paragraph) effected within the period listed in the following items, the amount listed in item (i) of the preceding paragraph that is to be entered in an interim return for the business year, which the ordinary corporation is to file, is to be the amount obtained by adding the amount specified in the following items to the amount calculated pursuant to the provisions of item (i) of the preceding paragraph, notwithstanding the provisions of the item:

③In the case referred to in paragraph (1), when an ordinary corporation set forth in the paragraph is an acquiring corporation involved in a qualified merger (limited to a merger aiming to establish a corporation), the amount listed in item (i) of the paragraph that is to be entered in an interim return for the first business year after the establishment, which the ordinary corporation is to file, is the sum of the amounts obtained by dividing the amount of determined corporation tax of the acquired corporation for each acquired corporation in the qualified merger by the number of months of the acquired corporation's business year that was used as the basis of the calculation, and then multiplying the results by the number of months of the interim period, notwithstanding the provisions of the item.

④The number of months set forth in the preceding three paragraphs is calculated in accordance with the calendar and a division of less than one month is counted as one month.

⑤In the case where the due date for filing a return under Article 74, paragraph (1) for the previous business year prescribed in paragraph (1), item (i) has been extended by four months pursuant to the provisions of Article 75-2, paragraph (1) (Special Provisions on Extension of the Due Date for Filing a Tax Return), and the provisions of Article 10, paragraph (2) (Computation of Periods and Special Provisions on Time Limits) of the Act on General Rules for National Taxes apply to the due date for filing the return, when the amount of corporation tax has become determined during the period from the day following the due date for filing the return that would apply if the provisions of that paragraph did not apply to the day deemed to be the due date for filing the return pursuant to the provisions of that paragraph, the provisions of the preceding paragraphs apply by deeming that the amount of corporation tax became determined by the day preceding the day on which six months have elapsed.