Yunlin-Chiayi-Tainan Region Branch Office ,HighwayBureau has one Director,two Deputy Directors and one Supervising Engineer. The Organization is down below:
| Organization category | unit |
|---|
| Five Work Sections | Public Works Section、Maintenance Section、Planning Section、Production Management Section and Work Safety Section |
| One Center | Traffic Management and Control Center |
| Four Offices | Office of Secretariat、Office of Accounting、Office of Personnel and Office of Government Ethics |
| Six Branch | Dounan Branch、Shuishang Branch、Xinying Branch、Xinhua Branch、Zengwun Branch and Alishan Branch |
| Four Supervision Stations | Shizhuo Supervision Station、Ruili Supervision Station、Fanlu Supervision Station and Zhonglun Supervision Station |