Question Who is required by law to wear a seat belt while in a moving vehicle? Answers All occupants Only the driver Only occupants under the age of 18 No one Explanation In the state of Indiana, all occupants of a vehicle that is equipped with seat belts must use the seat belts while the vehicle is in motion. Pass your DMV Written Test with flying colors Take me to the cheat sheet Indiana This questions appears in the following tests: Indiana Practice Test 30 Indiana Practice Test 45