The tax base for income taxes imposed on a Foreign Corporation is the amounts of domestic source income set forth in Article 161, paragraph (1), items (iv) through (xi) and items (xiii) through (xvi) (Domestic Source Income) which the Foreign Corporation is to be paid (excluding what is prescribed by Cabinet Order) (or, in the case of domestic source income as set forth in Article 169, item (i), item (ii), item (iv), and item (v) (Income Tax Base for Separate Taxation), the amounts prescribed in those provisions).
外国法人に対して課する所得税の課税標準は、その外国法人が支払を受けるべき第百六十一条第一項第四号から第十一号まで及び第十三号から第十六号まで（国内源泉所得）に掲げる国内源泉所得（政令で定めるものを除く。）の金額（第百六十九条第一号、第二号、第四号及び第五号（分離課税に係る所得税の課税標準）に掲げる国内源泉所得については、これらの規定に定める金額）とする。
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Foreign Corporation
「外国法人」
A corporation other than a domestic corporation, that is, one whose head office or principal office is not in Japan; in Article 3, paragraph (4) of the supplementary provisions of the 2018 amending law (Act No. 7 of 2018) it means only such a corporation that on 31 December 2018 had something counting as a permanent establishment under the new rules but not under the old.
Defined inArticle 2, paragraph (1), item (vii)· applies throughout the law
domestic source income
「国内源泉所得」
Income with its source in Japan, as listed in Article 161, paragraph (1), on which nonresidents and foreign corporations are taxed.
Defined inArticle 161, paragraph (1)· applies only in this part