| Abbreviation | Definition |
|---|---|
| ASADA | Another Song and Dance Act |
| ASBCA | Atlantic Striped Bass Conservation Act |
| ASFA | Adoption Safe Families Act |
| ASL | Assistant Secretary for Legislation |
| ASOL | Anti Student Organisation Legislation |
| ASPA | American Servicemembers Protection Act |
| ASRA | American Sovereignty Restoration Act |
| ATCSA | Anti terrorism Crime and Security Act |
| ATLAS | Automated Tracking Of Legislative Analysis Service |
| ATSA | Aviation and Transportation Security Act |
| AUWED | Amending Directive to the Use of Work Equipment Directive |
| AWCA | Alaska Workers Compensation Act |
| AWGBH | Algemene Wet Gelijke Behandeling (Dutch: General Equal Treatment Act) |
| AWLD | Animal welfare legislation database |
| AWPA | Agricultural Worker Protection Act |
| BALCA | Board of Alien Labor Certification Appeals |
| BARC | Broadcast Audience Research Council |
| BASIS | Bill Action and Status Inquiry System |
| BATA | Biological Agents and Toxins Act |
| BBOR | British Bill Of Rights |