| Abbreviation | Definition |
|---|---|
| CIHE | Council on International Higher Education |
| CIIC | Clinical Information Interoperability Council |
| CIJC | Construction Industry Joint Council |
| CILOCT | Contributions In Lieu Of Council Tax |
| CILP | Council on International Law and Politics |
| CILR | Council For Innovation And Learning Regina |
| CINCH | Catholics In Nice Council Houses |
| CINCH | Council for Interpreting North County History |
| CINS | Council of Intown Neighborhoods and Schools |
| CIOC | Chief Information Officer Council |
| CIOC | Chief Information Officers Council |
| CIOMS | Council for International Organizations and Medical Sciences |
| CIPC | Council for Insuring Private Clients |
| CIR | Council on Industrial Relations |
| CIRA | Council of Independent Restaurants of America |
| CIRC | Commercial Industrial Realty Council |
| CIRR | Council on Integrity and Results Reporting |
| CIRR | Council on Integrity in Results Reporting |
| CISA | Council of International Students Australia |
| CISC | COAG Industry and Skills Council |