| Acronym | Definition |
|---|
| IFIA➣International Federation of Inventors' Associations |
| IFIA➣International Federation of Inspection Agencies |
| IFIA➣International Food Ingredients Additives (trade show) |
| IFIA➣Intermountain Forest Industry Association (now Intermountain Forest Association) |
| IFIA➣International Forestry Investment Advisors LLC (est. 2005; Cambridge, MA) |
| IFIA➣Inspection of Financial Institutions Act (South Africa) |