Obviously its ilegal. What you need to do is when you get pulled over for DUI, get out of the car open a beer and start chugging. Do this with as many beers as possible. The rationale is that they cannot proove you were drunk before you drank those beers.
Scroll down to Chapter 4:
http://www.azleg.state.az.us/ArizonaRevisedStatutes.asp?Title=28
Obviously its ilegal. What you need to do is when you get pulled over for DUI, get out of the car open a beer and start chugging. Do this with as many beers as possible. The rationale is that they cannot proove you were drunk before you drank those beers.