- 11F
- Tax Planning Classroom
- Computer Classroom
- Administration Services Office(Documentation & Archives)
- Planning & Services Section
- Legal Affairs Section
- Information Management Office
- Meeting Room
- Property Tax Section
- Tax Management Section
- Opportunity Tax Section
- 12F
- Administration Services Office(Procurement)
- Administration Services Office(General Affairs)
- Accounting Office
- Government Ethics Office
- Personnel Office
- Administration Services Office(Documentation & Archives)
- Administration Sservices Office(Cashier)
- Counseling Room