23 C.F.R. § 1210.3 Definitions.
Title 23 - Highways
As used in this part: (a) Alcohol concentration means either grams of alcohol per 100 milliliters of blood or grams of alcohol per 210 liters of breath. (b) BAC means either blood or breath alcohol concentration. (c) Operating a motor vehicle means driving or being in actual physical control of a motor vehicle.
Title 23: Highways
PART 1210—OPERATION OF MOTOR VEHICLES BY INTOXICATED MINORS
§ 1210.3 Definitions.
