(1) In order to maintain the accuracy of any report or registration under this Act, an immigration control official or authorized public official may investigate such issue, if there are reasonable grounds to suspect that the contents of a report or registration under Articles 19, 31, 35, and 36 are different from the fact.
(2) If deemed necessary for performing any of the following duties, the Minister of Justice may require an immigration control official to investigate relevant facts:
1. Issuance of a visa issuance certificate under Article 9;
2. Granting permission under Articles 20, 21, 24 and 25 or the status of stay under Article 23;
3. Deleted. <Feb. 10, 2012>
(3) If necessary for conducting an investigation under paragraph (1) or (2), any person who has filed a report, registration, or an application under paragraph (1) or (2), or any other relevant person, may be requested to appear to answer any question, or to present documents and other materials.[This Article Wholly Amended on May 14, 2010]