---
kind: "section"
citation: "23 C.F.R. § 1225.3"
title: "23"
number: "1225.3"
heading: "Definitions."
url: "https://uscodex.org/cfr/23/1225.3"
---

# §1225.3. 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) ALR means either administrative license revocation or administrative license suspension.
- (c) BAC means either blood or breath alcohol concentration.
- (d) BAC per se law means a law that makes it an offense, in and of itself, to operate a motor vehicle with an alcohol concentration at or above a specified level.
- (e) Citations to State law means citations to all sections of the State's law relied on to demonstrate compliance with [23 U.S.C. 163](/usc/23/163.md), including all applicable definitions and provisions of the State's criminal code and, if the State has an ALR law, all applicable provisions of the State's ALR law.
- (f) Has enacted and is enforcing means the State's law is in effect and the State has begun to implement the law.
- (g) Operating a motor vehicle means driving or being in actual physical control of a motor vehicle.
- (h) Standard driving while intoxicated offense means the non-BAC per se driving while intoxicated offense in the State.
- (i) State means any one of the 50 States, the District of Columbia, or Puerto Rico.

## Notes

### Authority

Authority: 23 U.S.C. 163; sec. 351, Pub. L. 106-346—Appendix, 114 Stat. 1356A-34, 35; delegation of authority at 49 CFR 1.48 and 1.50.

### Source

Source: 68 FR 50708, Aug. 22, 2003, unless otherwise noted.