| Acronym | Definition |
|---|
| TIWG➣Test Integration Working Group |
| TIWG➣Technical Integration Working Group |
| TIWG➣Testing and Interoperability Working Group |
| TIWG➣Tourism Industry Working Group (Australia) |
| TIWG➣Targeting Issues Working Group |
| TIWG➣Technical Implementation Working Group |
| TIWG➣Transition Integration Working Group |