Oregon Revised Statutes Oregon Vehicle Code § 806.160

(1) The Department of Transportation shall demand that a person provide the department, within 30 days after the date of the mailing of the demand, with satisfactory proof that the person is in compliance with the financial responsibility requirements as of the date of the letter from the department under ORS 806.150 if the department has reasonable grounds to believe that the person was or is violating any of the following, whether or not the person has been convicted of the violation:

(2) If the person cannot provide the required proof within the required time, the person is subject to penalty under ORS 806.220.