A computerized framework for storing, maintaining, tracking, and searching DNA specimen information. CODIS refers to the entire system of DNA databases (currently convicted offender and forensic databases) maintained at the national, state, and local levels. At present, CODIS consists of three distinct levels: the National DNA Index System, State DNA Index System, and Local DNA Index System.

A database maintained by the FBI. It includes DNA profiles of convicted offenders in the United States.

The Combined DNA Index System (CODIS) is the FBI-funded computer system that solves crimes by searching DNA profiles developed by federal, state, and local crime laboratories.