| Abbreviation | Definition |
|---|---|
| SCD | Sex Crimes Detail |
| SCI | Safer Communities Initiative |
| SCIU | Serious Crimes Investigation Unit |
| SCJB | Sussex Criminal Justice Board |
| SCMS | Slick Cash Making Scheme |
| SCN | Self Contained Note |
| SCPD | Seacrest County Police Department |
| SCPD | Suffolk County Police Department |
| SCRJ | Shawn Curtis Regional Jail |
| SCRJ | South Central Regional Jail |
| SCSO | St. Charles Parish ( Louisiana) Sheriff's Office |
| SCSU | Street Crime Suppression Unit |
| SCU | Street Crime Unit |
| SD | Schall Daempfer (Silencer-Muffler) |
| SDD | Staff Development Day |
| SDFL | South Dakota Forensic Lab |
| SDFR | Second Day First Responder |
| SDHPPC | Safer Detention and Handling of Person in Police Custody |
| SDI | Street Drug Interdiction |
| SDPD | San Diego Police Department |