Interstate Identification Index System
28 CFR § 20.3(m) [28 CFR PART 20—CRIMINAL JUSTICE INFORMATION SYSTEMS]
As used in these regulations:
(m) Interstate Identification Index System
or “III System” means the cooperative federal-state system for the exchange of criminal history records, and includes the National Identification Index, the National Fingerprint File, and, to the extent of their participation in such system, the criminal history record repositories of the states and the FBI.