In Ohio, the answer is no.
If the police catch you by using a spotter plane (usually timing you from two designated marks on the highway and then applying a mathematical formula to determine your speed) then the officer in the spotter plane who testifies against you in trial is not prohibited from doing so because his plane was not clearly marked.[1]
If you need representation against drunk driving charges, you can call me at 614.580.4316. I don’t charge for initial consultations to see if I can help you. If you decide you want to hire me after we speak, then we can go from there on what it will cost.
[1] State v. Heins (1995), 72 Ohio St.3d 504.
