§1210.3. Definitions.
23 C.F.R. § 1210.3
As used in this part:
Alcohol concentration means either grams of alcohol per 100 milliliters of blood or grams of alcohol per 210 liters of breath.
BAC means either blood or breath alcohol concentration.
Operating a motor vehicle means driving or being in actual physical control of a motor vehicle.
Notes, amendments, and revision history
Authority
Authority: 23 U.S.C. 161; delegation of authority at 49 CFR 1.48 and 1.50.
Source
Source: 61 FR 55217, Oct. 25, 1996, unless otherwise noted.