法第三十三条第一項に規定する著しく増加した場合として政令で定める場合は、仕入れ等の課税期間(同項に規定する仕入れ等の課税期間をいう。以下この条において同じ。)における課税売上割合(同項に規定する課税売上割合をいう。以下この項及び次項において同じ。)のうちに通算課税売上割合(法第三十三条第一項に規定する通算課税売上割合をいう。以下この項及び次項において同じ。)から仕入れ等の課税期間における課税売上割合を控除した割合の占める割合が百分の五十以上であり、かつ、当該通算課税売上割合から当該課税売上割合を控除した割合が百分の五以上である場合とする。
The case specified by Cabinet Order as a case of significant increase prescribed in Article 33, paragraph (1) of the Act is a case where, of the taxable sales ratio (meaning the taxable sales ratio prescribed in Article 33, paragraph (1) of the Act; the same applies hereinafter in this paragraph and the following paragraph) for the taxable period of purchase, etc. (meaning the taxable period of purchase, etc. prescribed in Article 33, paragraph (1) of the Act; the same applies hereinafter in this Article), the proportion accounted for by the ratio obtained by deducting the taxable sales ratio for the taxable period of purchase, etc. from the aggregate taxable sales ratio (meaning the aggregate taxable sales ratio prescribed in Article 33, paragraph (1) of the Act; the same applies hereinafter in this paragraph and the following paragraph) is 50/100 or more, and the ratio obtained by deducting that taxable sales ratio from that aggregate taxable sales ratio is 5/100 or more.