D
- Decision
- Decree
- Decree-law
- Department of Air Services
- Department of Airport Economic Regulation
- Department of Airport Infrastructure
- Department Of Airworthiness
- Department of Civil Aviation Personnel
- Department of Finance and Administration
- Department of Flight Standards
- Department of Governance and Environment
- Department of Intelligence and General Inspectorate
- Department of People Management
- Department of Technology and Digital Transformation
- Deputy Director
- Deputy Director-President
- Digital Solutions Branch
- Director
- Director-President