| Abbreviation | Definition |
|---|---|
| ICB | In Cold Blood |
| ICBL | Interim Control By Law |
| ICC | Imperialist Crime Cover |
| ICC | Inmate Custody Classification |
| ICC | International Criminal Court |
| ICCBA | International Criminal Court Bar Association |
| ICDA | Indigent Criminal Defense Appointments |
| ICE | International Customs Enforcement |
| ICE | Investigating Curious Evidence |
| ICE | Involve Citizens Early |
| ICE | Isolate the Criminal Element |
| ICES | Immigration and Customs Enforcement System |
| ICES | Integrated Customs Enforcement System |
| ICFC | Inner Court Family Center |
| ICH | Intelligent Corruption Handling |
| ICHAT | Internet Criminal History Access Tool |
| ICHPA | Iraq Cultural Heritage Protection Act |
| ICI | Issues in Critical Investigation |
| ICIC | Idaho Criminal Intelligence Center |
| ICIL | Istanbul Center of International Law |