Question In Nebraska, the blood alcohol concentration (BAC) limit for drivers under the age of 21 is: Answers 0.02 percent. 0.08 percent. 0.1 percent. Explanation In Nebraska, it is unlawful for people under the legal drinking age of 21 to operate a motor vehicle with a BAC of 0.02 percent or higher. Pass your DMV Written Test with flying colors Take me to the cheat sheet Nebraska This questions appears in the following tests: Nebraska Practice Test 24 Nebraska Practice Test 23