Vault 21 does , but other than that you are right . <| sep |> No , Stafford , you don ' t get those , your last name isn ' t Rodgers . <| sep |> do you not want it anymore or <| sep |> It absolutely is true . In my state , and most others you can get a DUI with any amount or no amount of alcohol in your system . The question is whether you are impaired . Which is usually proven by a breathalyzer or blood test , but can be proven by any relevant evidence . You don ' t even have to be driving , you just have to be in actual control of a vehicle while impaired . This rule was created because too many people were found passed out in the driver ' s seat on the road but were getting away with it because no one saw them driving . The rule in WA is that . 08 BAC or 5 ng of marijuana is per se impaired , meaning the state doesn ' t have to prove impairment , only that they had that much substance in their blood , in order to get a conviction . But you can be impaired with no BAC evidence at all . I just started working as a prosecutor , often dealing with DUIs and other traffic crimes . The amount of misinformation about these laws is amazing . Everyone thinks they have some clever way to weasel out of them . They don ' t . Sources Revised Code of Washington RCW 46 . 61 . 502 , RCW 46 . 61 . 504