| Acronym | Definition |
|---|
| TIF | Tagged Image File (file name extension) |
| TIF | Tax Increment Financing |
| TIF | Tokyo Idol Festival (Tokyo, Japan) |
| TIF | Temporary Internet Files |
| TIF | Teacher Incentive Fund |
| TIF | Transport Innovation Fund (UK) |
| TIF | Tagged Image Format |
| TIF | Temporary Initialization File |
| TIF | Text Interchange Format |
| TIF | This Is Football (video game series; Sony Computer Entertainment) |
| TIF | Thessaloniki International Fair (Greece) |
| TIF | Tokyo International Forum (Japan) |
| TIF | Toy Industry Foundation (New York, NY) |
| TIF | Transoral Incisionless Fundoplication (surgical procedure) |
| TIF | Telecommunications Infrastructure Fund (Texas) |
| TIF | Thalassaemia International Federation (Cyprus; est. 1986) |
| TIF | Treaties in Force (of the United States) |
| TIF | Theater Internment Facility |
| TIF | Taxpayer Information File |
| TIF | Time in Force (stock trading) |
| TIF | Transcriptional Intermediary Factor |
| TIF | Telecommunications and Internet Federation (Ireland) |
| TIF | Trial Introductory Flight (flight school) |
| TIF | that is funny |
| TIF | The Infrastructure Forum (UK IT special interest group) |
| TIF | Tripoli International Fair (Libya) |
| TIF | Technology Involved Female |
| TIF | Transport Information Filter |
| TIF | Thee Instagon Foundation (Sacramento, CA; est. 1993) |
| TIF | Test & Integration Facility |
| TIF | True Involute Form (Diameter) |
| TIF | Tape Inventory File |
| TIF | Transport International par Chemin de Fer (French: International Transit by Rail) |
| TIF | Tourism Improvement Fee (Banff, Canada) |
| TIF | Terminal Indicate Floor-Request |
| TIF | Time in Function (stock trading) |
| TIF | Technology and Interoperability Facility |
| TIF | Technician Induced Failure |
| TIF | Technical Interface Unit |
| TIF | Test Incident Forms |
| TIF | Technical Information File/Field |
| TIF | Technology Integration Facility |
| TIF | Taif Regional Airport, Saudi Arabia (IATA Code) |
| TIF | Tactics Improvement Proposa |