Upon successful completion of this one day course, you will be certified for all 50 states. You will receive a Washington State flagging card that is valid also in Oregon, Idaho and Montana and valid for three (3) years. In addition, you will receive a National Card from American Traffic Safety Services Association which will be valid in 48 states (all except Washington and Oregon) and valid for four (4) years. Training is approved by the Washington State Department of Transportation. Minimum age: 18. Pre-registration is required.