(1) A provider of information and communications services may take measures to refuse rendering corresponding services in any of the following cases:
1. If transmission or reception of advertising information hinders or is likely to hinder rendering the services;
2. If a user does not want to receive advertising information;
3. Deleted. <May 28, 2014>
(2) If a provider of information and communications services intends to take any measure for refusal under paragraph (1) or (4), he or she shall include matters regarding the refusal of the relevant services in the terms and conditions of a contract for use of information and communications services for which he or she concludes with the user of such services. <Amended on May 28, 2014>
(3) A provider of information and communications services shall inform interested persons, such as users to whom such services are provided, of the fact that he or she has taken measures for refusal under paragraph (1) or (4); provided, where it is impracticable to inform them of the fact in advance, he or she shall inform them of the fact without delay after he or she has taken measures for refusal. <Amended on May 28, 2014>
(4) Where services which a provider of information and communications services provides to users under a contract for use are used for transmitting advertising information for profit-making purpose, in violation of Article 50 or 50-8, the relevant provider of information and communications services shall formulate necessary measures, such as refusal to provide the relevant services or redressing problems of information and communications networks or services. <Added on May 28, 2014>[This Article Wholly Amended on Jun. 13, 2008]