(1) Any electronic financial business entity who has obtained permission pursuant to Article 28 (1) shall be prohibited from concurrently engaging in any business other than the following:
1. Services provided for in the subparagraphs of Article 28 (2) (limited to registered ones);
2. Business permitted pursuant to Article 28 (1) and other business prescribed by Presidential Decree and necessary to provide the services referred to in subparagraph 1.
(2) Notwithstanding paragraph (1), any electronic financial business entity who has obtained permission pursuant to Article 28 (1) may engage in the business other than those referred to in the subparagraphs of paragraph (1), if the entity is provided with payment guarantee by the financial companies prescribed by Presidential Decree or purchase refund guarantee insurance for all of the non-refunded portions of electronic currency. <Amended on May 22, 2013>