1FSS
1 Finance Shared Services
2PS
Second Permanent Secretary
A*STAR
Agency for Science, Technology and Research
AAFT
Alternative Aerobic Fitness Test
AAMS
Airspace Allocation Management Section
AASPEDS
Achievement Awards for Special Education Students
ABC
Active, Beautiful, Clean Waters
ABCD
Analytics, Blockchain, Cloud, Data
ABCS
Automated Border Control System
ABSD
Additional Buyer's Stamp Duty
AC
Assistant Commissioner of Police
ACB
ASEAN Centre for Biodiversity
ACCORD
Advisory Council on Community Relations in Defence
ACCSM
ASEAN Conference on Civil Service Matters
ACD
Audit and Compliance Department
ACDM
ASEAN Committee on Disaster Management
ACDN
ASEAN Cyber Defence Network
ACDT
Australian Central Daylight Savings
ACE
Achieving Continuous Excellence
ACE
Assistant Chief Executive
ACE
Agency for Care Effectiveness
ACE
Action Community for Entrepreneurship
ACE
Adverse Childhood Experiences
ACGS
Assistant Chief of the General Staff
ACICE
ADMM Cybersecurity and Information Centre of Excellence
ACIP
Anti-Money Laundering and Countering the Financing of Terrorism Industry Partnership
ACLC
Annual Co-operative Leaders' Conference
ACMM
ASEAN Centre of Military Medicine