| IPTS | Illinois Professional Teaching Standards 
| Others |
| IPTS | Institusi Pendidikan Tinggi Swasta
| Others |
| IPTS | Institute for Prospective Technological Studies
| Others |
| IPTS | Integrated Proposal Tracking System
| Others |
| IPTS | Integrated Public Transport System
| Others |
| IPTS | Intellectual Property Technology Summit
| Others |
| IPTS | Intensive Psychological Therapies Service
| Others |
| IPTS | International Pension Transfer Specialists
| Others |
| IPTS | International Pharmaceutical Technology
| Others |
| IPTS | International Pharmaceutical Technology Symposium
| Others |
| IPTS | International Practical Temperature Scale
| Others |
| IPTS | International Protection Testing Symposium
| Others |
| IPTS | Interstate Patient Transfer Scheme
| Others |
| IPTS | Interstate Patient Travel Scheme
| Others |