{"data":{"id":"us/23-cfr-490.205","jurisdiction":"us","citation":"23 CFR 490.205","heading":"Definitions.","body":"Unless otherwise specified, the following definitions apply in this subpart:\n5-year rolling average means the average of 5 individual, consecutive annual points of data (e.g., the 5-year rolling average of the annual fatality rate).\nAnnual Report File (ARF) means FARS data that are published annually, but prior to Final FARS data.\nFatality Analysis Reporting System (FARS) means a nationwide census providing public yearly data regarding fatal injuries suffered in motor vehicle traffic crashes.\nFinal FARS means the FARS data that replace the ARF file and contain additional cases or updates to cases that became available after the ARF was released, and which are no longer subject to future changes.\nKABCO means the coding convention system for injury classification established by the National Safety Council.\nNumber of fatalities means the total number of persons suffering fatal injuries in a motor vehicle traffic crash during a calendar year, based on the data reported by the FARS database.\nNumber of non-motorized fatalities means the total number of fatalities (as defined in this section) with the FARS person attribute codes: (5) Pedestrian, (6) Bicyclist, (7) Other Cyclist, and (8) Person on Personal Conveyance.\nNumber of non-motorized serious injuries means the total number of serious injuries (as defined in this section) where the injured person is, or is equivalent to, a pedestrian (2.2.36) or a pedalcylcist (2.2.39) as defined in the ANSI D16.1-2007 (incorporated by reference, see § 490.111).\nNumber of serious injuries means the total number of persons suffering at least one serious injury for each separate motor vehicle traffic crash during a calendar year, as reported by the State, where the crash involves a motor vehicle traveling on a public road, and the injury status is “suspected serious injury (A)” as described in MMUCC, (incorporated by reference, see § 490.111). For serious injury classifications that are not MMUCC compliant, the number of serious injuries means serious injuries that are converted to KABCO by use of conversion tables developed by the NHTSA.\nPublic road is as defined in 23 CFR 924.3.\nRate of fatalities means the ratio of the total number of fatalities (as defined in this section) to the number of vehicle miles traveled (VMT) (expressed in 100 million VMT) in a calendar year.\nRate of serious injuries means the ratio of the total number of serious injuries (as defined in this section) to the number of VMT (expressed in 100 million vehicle miles of travel) in a calendar year.\nSerious injuries means:\n(1) From April 14, 2016 to April 15, 2019, injuries classified as “A” on the KABCO scale through use of the conversion tables developed by NHTSA; and\n(2) After April 15, 2019, “suspected serious injury (A)” as defined in the MMUCC.","path":["Title 23—Highways","CHAPTER I—FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER E—PLANNING AND RESEARCH","PART 490—NATIONAL PERFORMANCE MANAGEMENT MEASURES","Subpart B—National Performance Management Measures for the Highway Safety Improvement Program"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-23.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:50Z","sha256":"10a7d8254e6702e8ada39b938549f55bef49a3674979484552b7c96aaa3b2c0c","source_id":"us-cfr","stale":true,"prev":"us/23-cfr-490.203","next":"us/23-cfr-490.207"},"notice":"GroundRules: Original legal text. Not legal advice."}