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この条文はまだされていません2027年3月31日までに施行予定（日付は政令で定める・遅くとも5か月後）
いまの条文を読む →第四章 株式の保有、役員の兼任、合併、分割、株式移転及び事業の譲受け（第十五条の二から第十八条まで）
情報通信技術の進展等に対応するための刑事訴訟法等の一部を改正する法律（令和七年法律第三十九号）による改正後の条文です。変わる言葉に印をつけています。
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会社は、次の各号のいずれかに該当する場合には、共同新設分割（会社が他の会社と共同してする新設分割をいう。以下同じ。）をし、又は吸収分割をしてはならない。
No company must effect a joint incorporation-type split (meaning an incorporation-type split that a company effects jointly with another company; the same applies hereinafter) or an absorption-type split if any of the following items apply:
当該共同新設分割又は当該吸収分割によつて一定の取引分野における競争を実質的に制限することとなる場合
if the joint incorporation-type split or absorption-type split substantially restrains competition in a particular field of trade; or
当該共同新設分割又は当該吸収分割が不公正な取引方法によるものである場合
if unfair trade practices have been employed in the course of the joint incorporation-type split or absorption-type split.
会社は、共同新設分割をしようとする場合において、次の各号のいずれかに該当するときは、公正取引委員会規則で定めるところにより、あらかじめ当該共同新設分割に関する計画を公正取引委員会に届け出なければならない。ただし、すべての共同新設分割をしようとする会社が同一の企業結合集団に属する場合は、この限りでない。
Every company that intends to become a party to a joint incorporation-type split, pursuant to the provisions of the Rules of the Japan Fair Trade Commission, must notify the Japan Fair Trade Commission in advance of its plan with regard to the joint incorporation-type split if any of the following items applies provided, however, that this does not apply if all the companies intending to become parties to the joint incorporation-type split belong to the same group of combined companies:
当該共同新設分割をしようとする会社のうち、いずれか一の会社（当該共同新設分割で設立する会社にその事業の全部を承継させようとするもの（以下この項において「全部承継会社」という。）に限る。）に係る国内売上高合計額が二百億円を下回らない範囲内において政令で定める金額を超え、かつ、他のいずれか一の会社（全部承継会社に限る。）に係る国内売上高合計額が五十億円を下回らない範囲内において政令で定める金額を超えるとき。
the total domestic sales amount of any one of the companies that intend to become parties to the joint incorporation-type split (limited to a company that intends to have the company incorporated through the joint incorporation-type split acquire all of its business (hereinafter in this paragraph "entire business succession company")) exceeds the amount specified by Cabinet Order, which must be no less than twenty billion yen, and the total domestic sales amount of any one of the other companies that intend to become parties to the same split (limited to an entire business succession company) exceeds the amount specified by Cabinet Order, which must be no less than five billion yen;
当該共同新設分割をしようとする会社のうち、いずれか一の会社（全部承継会社に限る。）に係る国内売上高合計額が二百億円を下回らない範囲内において政令で定める金額を超え、かつ、他のいずれか一の会社（当該共同新設分割で設立する会社にその事業の重要部分を承継させようとするもの（以下この項において「重要部分承継会社」という。）に限る。）の当該承継の対象部分に係る国内売上高が三十億円を下回らない範囲内において政令で定める金額を超えるとき。
the total domestic sales amount of any one of the companies that intend to become parties to the joint incorporation-type split (limited to an entire business succession company) exceeds the amount specified by Cabinet Order, which must be no less than twenty billion yen, and the domestic sales of any one of the other companies that intend to become parties to the same split (limited to a company that intends to have the company incorporated through the joint incorporation-type split acquire a substantial part of its business (hereinafter in this paragraph "substantial part succession company")), in connection with the part of the business to be succeeded to, exceeds the amount specified by Cabinet Order, which must be no less than three billion yen;
当該共同新設分割をしようとする会社のうち、いずれか一の会社（全部承継会社に限る。）に係る国内売上高合計額が五十億円を下回らない範囲内において政令で定める金額を超え、かつ、他のいずれか一の会社（重要部分承継会社に限る。）の当該承継の対象部分に係る国内売上高が百億円を下回らない範囲内において政令で定める金額を超えるとき（前号に該当するときを除く。）。
the total domestic sales amount of any one of the companies that intend to become parties to the joint incorporation-type split (limited to an entire business succession company) exceeds the amount specified by Cabinet Order, which must be no less than five billion yen, and the domestic sales of any one of the other companies that intend to become parties to the same split (limited to a substantial part succession company), in connection with the part of the business to be succeeded to, exceeds the amount specified by Cabinet Order, which must be no less than ten billion yen (excluding cases that fall under the previous item); or
当該共同新設分割をしようとする会社のうち、いずれか一の会社（重要部分承継会社に限る。）の当該承継の対象部分に係る国内売上高が百億円を下回らない範囲内において政令で定める金額を超え、かつ、他のいずれか一の会社（重要部分承継会社に限る。）の当該承継の対象部分に係る国内売上高が三十億円を下回らない範囲内において政令で定める金額を超えるとき。
the domestic sales of any one of the companies that intend to become parties to the joint incorporation-type split (limited to a substantial part succession company), in connection with the part of the business to be succeeded to, exceeds the amount specified by Cabinet Order, which must be no less than ten billion yen, and the domestic sales of any one of the other companies that intend to become parties to the same split (limited to a substantial part succession company), in connection with the part of the business to be succeeded to, exceeds the amount specified by Cabinet Order, which must be no less than three billion yen.
会社は、吸収分割をしようとする場合において、次の各号のいずれかに該当するときは、公正取引委員会規則で定めるところにより、あらかじめ当該吸収分割に関する計画を公正取引委員会に届け出なければならない。ただし、すべての吸収分割をしようとする会社が同一の企業結合集団に属する場合は、この限りでない。
Every company that intends to become a party to an absorption-type split must notify the Japan Fair Trade Commission in advance of its plan with regard to the absorption-type split pursuant to the provisions of the Rules of the Japan Fair Trade Commission if any of the following items applies provided, however, that this does not apply if all the companies intending to become parties to the absorption-type split belong to the same group of combined companies:
当該吸収分割をしようとする会社のうち、分割をしようとするいずれか一の会社（当該吸収分割でその事業の全部を承継させようとするもの（次号において「全部承継会社」という。）に限る。）に係る国内売上高合計額が二百億円を下回らない範囲内において政令で定める金額を超え、かつ、分割によつて事業を承継しようとする会社に係る国内売上高合計額が五十億円を下回らない範囲内において政令で定める金額を超えるとき。
the total domestic sales amount of any one of the companies that intend to become parties to the absorption-type split (limited to a company that intends to alienate all of its business through the absorption-type split (referred to in the following item as "entire business succession company")) exceeds the amount specified by Cabinet Order, which must be no less than twenty billion yen, and the total domestic sales amount of the company that intends to succeed to the business through such a split exceeds the amount specified by Cabinet Order, which must be no less than five billion yen;
当該吸収分割をしようとする会社のうち、分割をしようとするいずれか一の会社（全部承継会社に限る。）に係る国内売上高合計額が五十億円を下回らない範囲内において政令で定める金額を超え、かつ、分割によつて事業を承継しようとする会社に係る国内売上高合計額が二百億円を下回らない範囲内において政令で定める金額を超えるとき（前号に該当するときを除く。）。
the total domestic sales amount of any one of the companies that intend to become parties to the absorption-type split (limited to an entire business succession company) exceeds the amount specified by Cabinet Order, which must be no less than five billion yen, and the total domestic sales amount of the company that intends to succeed to the business through the split exceeds the amount specified by Cabinet Order, which must be no less than twenty billion yen (excluding cases that fall under the previous item);
当該吸収分割をしようとする会社のうち、分割をしようとするいずれか一の会社（当該吸収分割でその事業の重要部分を承継させようとするもの（次号において「重要部分承継会社」という。）に限る。）の当該分割の対象部分に係る国内売上高が百億円を下回らない範囲内において政令で定める金額を超え、かつ、分割によつて事業を承継しようとする会社に係る国内売上高合計額が五十億円を下回らない範囲内において政令で定める金額を超えるとき。
the domestic sales of any one of the companies that intend to become parties to the absorption-type split (limited to a company that intends to alienate a substantial part of its business through the absorption-type split (referred to in the following item as a "substantial part succession company")), in connection with the part of the business to be alienated, exceeds the amount specified by Cabinet Order, which must be no less than ten billion yen, and the total domestic sales amount of the company that intends to succeed to the business through such a split exceeds the amount specified by Cabinet Order, which must be no less than five billion yen; or
当該吸収分割をしようとする会社のうち、分割をしようとするいずれか一の会社（重要部分承継会社に限る。）の当該分割の対象部分に係る国内売上高が三十億円を下回らない範囲内において政令で定める金額を超え、かつ、分割によつて事業を承継しようとする会社に係る国内売上高合計額が二百億円を下回らない範囲内において政令で定める金額を超えるとき（前号に該当するときを除く。）。
the domestic sales of any one of the companies that intend to become parties to the absorption-type split (limited to a substantial part succession company), in connection with the part of the business to be alienated, exceeds the amount specified by Cabinet Order, which must be no less than three billion yen, and the total domestic sales amount of the company that intends to succeed to the business through the split exceeds the amount specified by Cabinet Order, which must be no less than twenty billion yen (excluding cases that fall under the previous item).
第十条第八項から第十四項までの規定は、前二項の規定による届出に係る共同新設分割及び吸収分割の制限並びに公正取引委員会がする第十七条の二第一項の規定による命令について準用する。この場合において、第十条第八項及び第十項から第十四項までの規定中「株式の取得」とあるのは「共同新設分割又は吸収分割」と、同条第九項中「株式の取得」とあるのは「共同新設分割又は吸収分割」と、「が株式取得会社」とあるのは「が共同新設分割をしようとし、又は吸収分割をしようとする会社のうち少なくとも一の会社」と、「、株式取得会社」とあるのは「、共同新設分割をしようとし、又は吸収分割をしようとする会社」と読み替えるものとする。
The provisions of Article 10, paragraphs (8) through (14) apply mutatis mutandis to the restriction of joint incorporation-type splits and absorption-type splits under a notification pursuant to the provisions of the two preceding paragraphs and to the orders made by the Japan Fair Trade Commission pursuant to the provisions of Article 17-2, paragraph (1). In this case, the term "acquire the shares" in Article 10, paragraph (8) and paragraphs (10) through (14) is deemed to be replaced with "become a party to the joint incorporation-type split or to the absorption-type split"; in paragraph (9) of the Article, the terms "share acquisition" and "acquisition of shares" are deemed to be replaced with "joint incorporation-type split or absorption-type split"; the term "requested the share acquiring company" is deemed to be replaced with "requested at least one of the companies intending to become parties to the joint incorporation-type split or to the absorption-type split"; and the term "notify the share acquiring company" is deemed to be replaced with "notify the company intending to be a party to the joint incorporation-type split or to the absorption-type split".
会社は、次の各号のいずれかに該当する場合には、共同株式移転（会社が他の会社と共同してする株式移転をいう。以下同じ。）をしてはならない。
No company must engage in a joint share transfer (meaning a share transfer carried out by a company jointly with another company; the same applies hereinafter) if it falls under either of the following items:
当該共同株式移転によつて一定の取引分野における競争を実質的に制限することとなる場合
if the joint share transfer substantially restrains competition in a particular field of trade, or
当該共同株式移転が不公正な取引方法によるものである場合
if unfair trade practices have been employed in the course of the share transfer.
会社は、共同株式移転をしようとする場合において、当該共同株式移転をしようとする会社のうち、いずれか一の会社に係る国内売上高合計額が二百億円を下回らない範囲内において政令で定める金額を超え、かつ、他のいずれか一の会社に係る国内売上高合計額が五十億円を下回らない範囲内において政令で定める金額を超えるときは、公正取引委員会規則で定めるところにより、あらかじめ当該共同株式移転に関する計画を公正取引委員会に届け出なければならない。ただし、すべての共同株式移転をしようとする会社が同一の企業結合集団に属する場合は、この限りでない。
Every company that intends to engage in a joint share transfer must notify the Japan Fair Trade Commission in advance of its plan with regard to the share transfer pursuant to the provisions of the Rules of the Japan Fair Trade Commission if the total domestic sales amount of any one of the companies intending to be parties to the joint share transfer exceeds the amount provided by Cabinet Order, which must be no less than twenty billion yen, and the total domestic sales amount of any one of the other companies intending to be parties to the same joint share transfer exceeds the amount provided by Cabinet Order, which must be no less than five billion yen provided, however, that this does not apply if all the companies intending to be parties to the joint share transfer belong to the same group of combined companies.
第十条第八項から第十四項までの規定は、前項の規定による届出に係る共同株式移転の制限及び公正取引委員会がする第十七条の二第一項の規定による命令について準用する。この場合において、第十条第八項及び第十項から第十四項までの規定中「株式の取得」とあるのは「共同株式移転」と、同条第九項中「株式の取得」とあるのは「共同株式移転」と、「が株式取得会社」とあるのは「が共同株式移転をしようとする会社のうち少なくとも一の会社」と、「、株式取得会社」とあるのは「、共同株式移転をしようとする会社」と読み替えるものとする。
The provisions of Article 10, paragraphs (8) through (14) apply mutatis mutandis to the restriction on joint share transfer pertaining to the notification under the preceding paragraph and to the order issued by the Japan Fair Trade Commission pursuant to Article 17-2, paragraph (1). In this case, the phrase "acquire the shares" in Article 10, paragraph (8) and the phrase "acquisition of shares" in paragraphs (10) through (14) of that Article are deemed to be replaced with "effect the joint share transfer" and "joint share transfer" respectively, and the phrases "share acquisition" and "acquisition of shares" in paragraph (9) of that Article are deemed to be replaced with "joint share transfer", the phrase "requested the acquiring company" with "requested at least one of the companies intending to engage in a joint share transfer", and the phrase "the share acquiring company" with "the companies intending to engage in a joint share transfer".
会社は、次に掲げる行為をすることにより、一定の取引分野における競争を実質的に制限することとなる場合には、当該行為をしてはならず、及び不公正な取引方法により次に掲げる行為をしてはならない。
No company must engage in any of the following acts if the acts substantially restrain competition in any particular field of trade, nor must it engage in any of the following acts through unfair trade practices:
他の会社の事業の全部又は重要部分の譲受け
accepting assignment of the whole or a substantial part of the business of another company;
他の会社の事業上の固定資産の全部又は重要部分の譲受け
accepting assignment of the whole or a substantial part of the fixed assets used for the business of another company;
他の会社の事業の全部又は重要部分の賃借
taking on a lease of the whole or a substantial part of the business of another company;
他の会社の事業の全部又は重要部分についての経営の受任
undertaking the management of the whole or a substantial part of the business of another company; or
他の会社と事業上の損益全部を共通にする契約の締結
entering into a contract which provides for a joint profit and loss account for business with another company.
会社であつて、その会社に係る国内売上高合計額が二百億円を下回らない範囲内において政令で定める金額を超えるものは、次の各号のいずれかに該当する場合には、公正取引委員会規則で定めるところにより、あらかじめ事業又は事業上の固定資産（以下この条において「事業等」という。）の譲受けに関する計画を公正取引委員会に届け出なければならない。ただし、事業等の譲受けをしようとする会社及び当該事業等の譲渡をしようとする会社が同一の企業結合集団に属する場合は、この限りでない。
Any company whose total domestic sales amount exceeds the amount provided by Cabinet Order, which must be no less than twenty billion yen must notify the Japan Fair Trade Commission in advance of its plan with regard to the acceptance of assignment of the business or the fixed assets used for the business (hereinafter in this Article "business, etc.") pursuant to the provisions of the Rules of the Japan Fair Trade Commission if either of the following items applies provided, however, that this does not apply if the company intending to accept assignment of the business, etc. and the company intending to assign the relevant business, etc. belong to the same group of combined companies.
国内売上高が三十億円を下回らない範囲内において政令で定める金額を超える他の会社の事業の全部の譲受けをしようとする場合
the company intends to accept assignment of the whole business of another company whose domestic sales exceeds the amount provided by Cabinet Order, which must be no less than three billion yen; or
他の会社の事業の重要部分又は事業上の固定資産の全部若しくは重要部分の譲受けをしようとする場合であつて、当該譲受けの対象部分に係る国内売上高が三十億円を下回らない範囲内において政令で定める金額を超えるとき。
the company intends to accept assignment of a substantial part of the business or the whole or a substantial part of the fixed assets used for the business of another company, and the domestic sales in connection with the subject of the acceptance of assignment exceeds the amount provided by Cabinet Order, which must be no less than three billion yen.
第十条第八項から第十四項までの規定は、前項の規定による届出に係る事業等の譲受けの制限及び公正取引委員会がする第十七条の二第一項の規定による命令について準用する。この場合において、第十条第八項及び第十項から第十四項までの規定中「株式の取得」とあるのは「事業又は事業上の固定資産の譲受け」と、同条第九項中「株式の取得」とあるのは「事業又は事業上の固定資産の譲受け」と、「株式取得会社」とあるのは「事業又は事業上の固定資産の譲受けをしようとする会社」と読み替えるものとする。
The provisions of paragraphs (8) through (14) of Article 10 apply mutatis mutandis to the restriction of acceptance of assignment of business, etc. under a notification pursuant to the provisions of the preceding paragraph and the orders made by the Japan Fair Trade Commission pursuant to the provisions of Article 17-2, paragraph (1). In this case, the term "acquire the shares" appearing in Article 10, paragraph (8) and paragraphs (10) to (14) is deemed to be replaced with "accept assignment of the business or the fixed assets used for the business"; in paragraph (9) of the Article, the terms "share acquisition" and "acquisition of shares" are deemed to be replaced with "acceptance of assignment of the business or the fixed assets used for the business"; and the term "share acquiring company" is deemed to be replaced with "company intending to accept assignment of the business or the fixed assets used for the business".
何らの名義を以てするかを問わず、第九条から前条までの規定による禁止又は制限を免れる行為をしてはならない。
No person may engage in any act, irrespective of the name given to that act, that evades the prohibitions and restrictions provided for in the provisions of Articles 9 through 16.
第十条第一項、第十一条第一項、第十五条第一項、第十五条の二第一項、第十五条の三第一項、第十六条第一項又は前条の規定に違反する行為があるときは、公正取引委員会は、第八章第二節に規定する手続に従い、事業者に対し、株式の全部又は一部の処分、事業の一部の譲渡その他これらの規定に違反する行為を排除するために必要な措置を命ずることができる。
If an act in violation of the provisions of Article 10, paragraph (1); Article 11, paragraph (1); Article 15, paragraph (1); Article 15-2, paragraph (1); Article 15-3, paragraph (1); Article 16, paragraph (1); or the preceding Article has occurred, pursuant to the procedures provided in Section 2 of Chapter VIII the Japan Fair Trade Commission may order the enterprise concerned to dispose of all or some of its shares, transfer a part of its business or take any other measures necessary to eliminate the act in violation of the provisions.
第九条第一項若しくは第二項、第十三条、第十四条又は前条の規定に違反する行為があるときは、公正取引委員会は、第八章第二節に規定する手続に従い、当該違反行為者に対し、株式の全部又は一部の処分、会社の役員の辞任その他これらの規定に違反する行為を排除するために必要な措置を命ずることができる。
If an act in violation of the provisions of Article 9, paragraph (1) or (2), Article 13, Article 14, or the preceding Article has occurred, pursuant to the procedures provided for in Section 2 of Chapter VIII, the Japan Fair Trade Commission may order the person violating the provisions to dispose of all or some of the person's shares, resign from the person's position as an officer of the company or take any other measures necessary to eliminate the act in violation of the provisions.
公正取引委員会は、第十五条第二項及び同条第三項において読み替えて準用する第十条第八項の規定に違反して会社が合併した場合においては、合併の無効の訴えを提起することができる。
If companies have merged in violation of the provisions of Article 15, paragraph (2) and Article 10, paragraph (8) as applied mutatis mutandis pursuant to Article 15, paragraph (3) following the deemed replacement of terms, the Japan Fair Trade Commission may bring an action to have the merger declared invalid.
前項の規定は、第十五条の二第二項及び第三項並びに同条第四項において読み替えて準用する第十条第八項の規定に違反して会社が共同新設分割又は吸収分割をした場合に準用する。この場合において、前項中「合併の無効の訴え」とあるのは、「共同新設分割又は吸収分割の無効の訴え」と読み替えるものとする。
The provisions of the preceding paragraph apply mutatis mutandis to when companies have effected a joint incorporation-type split or an absorption-type split in violation of the provisions of Article 15-2, paragraphs (2) and (3) and Article 10, paragraph (8) as applied mutatis mutandis pursuant to Article 15-2, paragraph (4) following the deemed replacement of terms. In this case, the term "action seeking invalidation of the merger" in the preceding paragraph is deemed to be replaced with "action seeking invalidation of the joint incorporation-type split or the absorption-type split".
第一項の規定は、第十五条の三第二項及び同条第三項において読み替えて準用する第十条第八項の規定に違反して会社が共同株式移転をした場合に準用する。この場合において、第一項中「合併の無効の訴え」とあるのは、「共同株式移転の無効の訴え」と読み替えるものとする。
The provisions of paragraph (1) are applied mutatis mutandis to when companies have effected a joint share transfer in violation of provisions of Article 15-3, paragraph (2) and Article 10, paragraph (8) as applied mutatis mutandis pursuant to Article 15-3, paragraph (3) following the deemed replacement of terms. In this case, the term "action seeking invalidation of the merger" in paragraph (1) is deemed to be replaced with "action seeking invalidation of the joint share transfer".