| Abbreviation | Definition |
|---|---|
| IMMP | Illinois Manure Management Plan |
| IMMP | Innovation Measurement and Management Program |
| IMMP | Investor Money Management Plan |
| IMMS | Individual medication management system |
| IMMS | Integrated Mail Management System |
| IMMS | Integrated Maintenance Management System |
| IMMS | Integrated Materials Management System |
| IMMS | Integrated monitoring and management system |
| IMMS | integrated monitoring and management systems |
| IMMS | Intelligent Material Management System |
| IMMS | Intermediate Maintenance Management System |
| IMMS | International Money Management System |
| IMN | Information Management Network |
| IMNU | Institute of Management Nirma University |
| IMO | Integration Management Office |
| IMOA | Interim Management and Organizational Advice |
| IMOM | Immediate Maintenance Operations Management |
| IMOM | Integrated Manufacturing Operations Management |
| IMOS | International Management Organisation Support |
| IMP | Infrastructure Management Program |