| 1976.12.31 |
Security Service Law Enacted and Issued (According to law No. 2946) |
| 1978.09.21 |
Establishment of Association approved by Internal Affairs Minister Open Office at Nakwon Building in Nakwon-dong, Jongro-gu, Seoul The late first President Chi-Hwan Choi and Secretariat Bo-young Park Elected. |
| 1979.07.06 |
The Second President Dong-Cheol Koh Elected |
| 1981.02.14 |
The first Amendment of Security Service Law (Focused on the Extension of Age of Employable Guards) |
| 1981.09.08 |
The third president Hun-Chin Hwang Elected |
| 1981.12.17 |
The Office moved to Seongjin Bldg located at, Eulgi-Ro 3 ga, Jung-gu, Seoul |
| 1983.03.31 |
The Office moved to Mugunghwa Hall located at Naeja-dong, Jongro-gu, Seoul |
| 1983.04.29 |
The Articles of Associaton Amended (Focused on the number of staffs) |
| 1983.05.31 |
The Office moved to Sahak Hall at Jeoksun-dong, Jongro-gu, Seoul |
| 1983.12.30 |
The Second Amendment of Security Service Law |
| 1984.09.21 |
The fourth President Hyung-Jung Kim Elected |
| 1986.09.30 |
The fifth President Kwan Yoon Elected |
| 1986.11.30 |
The Regulation on Exclusive Decision of Authority and Committee Enacted |
| 1987.04.27 |
The Ethic Code Enacted |
| 1988.09.16 |
Security Service for Ten Stadiums during Seoul Olympic Festival |
| 1989.01.26 |
The Sixth President Jung-Hyeok Jung Elected. |
| 1989.04.22 |
The first Seminar for Managers Held |
| 1989.08.08 |
North Gyeongbuk Office in Daegu Established |
| 1989.12.27 |
Security Service Law Amended (Focused on New Mechanic Affairs and Mutual Aid Service) |