1. Development
- A one-stop agency to facilitate economic development in Bintulu.
- Undertake land use planning.
- Undertake development of industrial estates, commercial and residential buildings.
- Undertake development of infrastructures like roads, drains and sewerage.
2. Provide municipal type of services.
- BDA are responsible to provide an efficient services especially to keep Bintulu Town clean, landscape beautification, health and Sanitation.
-Vector control & Sanitation
- Health & Sanitation
- Landscape Beautification & Intrastructure Maintenance (Road, Sewerage, Building & Drain) Traffic road & light
- Market & Parking
- Sport & Recreation And Education
-Other Functions:
-Enforcement
-Licensing Unit
- Public Complaint
- Rates Assessment
- Tumbina, BDA Public Library
-Polis Bantuan Samalaju