The law below is current as of January 2010, but is subject to change at any time.  Emphasis in the text of the law is added by Salcido Law Firm and does not appear in the original.

41-6a-502.   Driving under the influence of alcohol, drugs, or a combination of both or with specified or unsafe blood alcohol concentration.

     (1) A person may not operate or be in actual physical control of a vehicle within this state if the person:
     (a) has sufficient alcohol in the person’s body that a subsequent chemical test shows that the person has a blood or breath alcohol concentration of .08 grams or greater at the time of the test;
     (b) is under the influence of alcohol, any drug, or the combined influence of alcohol and any drug to a degree that renders the person incapable of safely operating a vehicle; or
     (c) has a blood or breath alcohol concentration of .08 grams or greater at the time of operation or actual physical control.
     (2) Alcohol concentration in the blood shall be based upon grams of alcohol per 100 milliliters of blood, and alcohol concentration in the breath shall be based upon grams of alcohol per 210 liters of breath.
     (3) A violation of this section includes a violation under a local ordinance similar to this section adopted in compliance with Section 41-6a-510.