Regulations last checked for updates: Nov 25, 2024

Title 23 - Highways last revised: Jan 01, 1900
§ 1210.3 - Definitions.

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.

authority: 23 U.S.C. 161; delegation of authority at 49 CFR 1.48 and 1.50
source: 61 FR 55217, Oct. 25, 1996, unless otherwise noted.
cite as: 23 CFR 1210.3