Illinois Permit Test 9 Question Helmets are: Answers Required for all motorcycle operators. Not required, but recommended. Only required for operators under the age of 21. Only required for operators who have held their license for less than two years. Explanation Oregon law requires all motorcycle operators and passengers to wear a U.S. Department of Transportation (DOT)-approved helmet while riding. Answer Statistics 0.81 % of our users get this question wrong. This questions is relatively Easy. Illinois Permit Test This questions appears in the following tests: Oregon Practice Test