| Acronym | Definition |
|---|
| DTAS | Digitas Inc. (stock symbol) |
| DTAS | Development Trusts Association Scotland (est. 2003; UK) |
| DTAS | Délégation Territoriale d'Action Sociale (French: Territorial Delegation for Social Action) |
| DTAS | Deployed Theater Accountability Software |
| DTAS | Decision Theory Adaptive Systems Group |
| DTAS | Digital Test Access System (Hekimian) |
| DTAS | Diagnostic Toulouse Auto Services (France) |
| DTAS | Depressed Towed Array Sonar |
| DTAS | Dynamic Take and Secure (gaming) |
| DTAS | Data Transmission and Switching |
| DTAS | Distributed Telephony Architecture System |
| DTAS | Deutsche Telekom Advanced Solutions (Deutsche Telekom AG) |
| DTAS | Donald Trump Alarm System |