| Acronym | Definition |
|---|
| DTAA | Double Taxation Avoidance Agreement (India) |
| DTAA | Division of Trade Adjustment Assistance (US DOL) |
| DTAA | Dance, Theatre, & Arts Administration (Akron, OH) |
| DTAA | Diffusion Technique et Application Audio Visuelle (French: Audio Visual Technology and Application Distribution) |
| DTAA | Dance-Movement Therapy Association of Australia (Victoria, Australia) |
| DTAA | Descending Thoracic Aortic Aneurysm (radiology) |
| DTAA | Delts Talking about Alcohol (Delta Tau Delta fraternity) |
| DTAA | Diversional Therapy Association of Australia |