Monopoly Regulation and Fair Trade Act — Article 5 (Prohibition of abuse of market-dominant position)

(1) No market-dominant business entity shall engage in any of the following practices (hereinafter referred to as "abusive practices"):

1. Unfairly determining, maintaining, or changing the price of goods or the service fees (hereinafter referred to as "price");

2. Unfairly controlling the sale of goods or the provision of services;

3. Unfairly interfering with the business activities of any other business entity;

4. Unfairly interfering with the market entry of a new competitor;

5. Making an unfair transaction to exclude a competitor or substantially undermining consumer interests.

(2) The types of, and criteria for, abusive practices shall be prescribed by Presidential Decree.