(1) No trade association shall perform any of the following acts:
1. Unfairly restricting competition by performing an act prescribed in the subparagraphs of Article 40(1);
2. Restricting the number of business entities that are currently operating or will operate in a particular business area;
3. Unreasonably restricting the business details or activities of member business entities (referring to business entities that are members of a trade association; hereinafter the same shall apply);
4. Causing a business entity to engage in unfair trade practices under Article 45(1) or to engage in practices of resale price maintenance under Article 46, or aiding a business entity to do so.
(2) Article 40(2) and (3) shall apply mutatis mutandis to authorization for an act specified in paragraph (1)1. In such cases, "business entity" shall be construed as "trade association".
(3) The Fair Trade Commission may establish and publicly notify guidelines to be observed by trade associations, where necessary to prevent a violation of paragraph (1).
(4) The Fair Trade Commission shall seek opinions from the heads of the relevant administrative agencies to establish the guidelines under paragraph (3).