「CONSTITUTION OF THE REPUBLIC OF KOREA」 17. Other matters presented by the President, the Prime Minister or a member of the State Council. Article 90 (1) An Advisory Council of Elder Statesman, composed of elder statespersons, may be established to advise the President on important affairs of State. (2) The immediate former President shall become the Chairperson of the Advisory Council of Elder Statesman: Provided, That if there is no immediate former President, the President shall appoint the Chairperson. (3) The organization, function and other necessary matters pertaining to the Advisory Council of Elder Statesman shall be determined by Act. Article 91 (1) A National Security Council shall be established to advise the President on the formulation of foreign, military and domestic policies related to national security prior to their deliberation by the State Council. (2) The meetings of the National Security Council shall be presided over by the President. (3) The organization, function and other necessary matters pertaining to the National Security Council shall be determined by Act. Article 92 (1) A National Unification Advisory Council may be established to advise the President on the formulation of peaceful unification policy. (2) The organization, function and other necessary matters pertaining to the National Unification Advisory Council shall be determined by Act. Article 93 (1) A National Economic Advisory Council may be established to advise the President on the formulation of important policies for developing the national economy. (2) The organization, function and other necessary matters pertaining to the National Economic Advisory Council shall be determined by Act. Sub-Section 3 The Executive Ministries Article 94 Heads of Executive Ministries shall be appointed by the President from among members of the State Council on the recommendation of the Prime Minister. Article 95 The Prime Minister or the head of each Executive Ministry may, under the powers delegated by Act or Presidential Decree, or ex officio, issue ordinances of the Prime 법제처 19 국가법령정보센 터