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Welcome to the Board of Tests Ignition Interlock System

Thank you for visiting the Oklahoma Board of Tests Ignition Interlock System. We hope you find this website easy to use and navigate. Please feel free to 'Contact Us' if you have any questions or concerns.

Do you have a License number and PIN number (last four digits of your social security number)?



If you are not sure what your license number is please contact the Board of Tests at (405) 425-2460.