The Administration Sector of Bumthang Dzong is responsible for ensuring smooth internal operations within the Dzongkhag office. This includes managing official correspondences, maintaining office records, handling reception duties, scheduling meetings, and facilitating communication between different departments. It also oversees office supplies, manages staff attendance, and supports senior officials in administrative tasks. Additionally, the sector ensures proper filing and documentation of government decisions while maintaining an efficient workflow within the Dzongkhag office.