How often should you have your vehicle inspected? 2024 Ohio Permit Test Question How often should you have your vehicle inspected? Answers Once every four years Once every three years Once every two years Once every year Explanation All motor vehicles bearing a Maine registration must be properly inspected before being operated on any public roadway. These inspections must be done at an official inspection station once a year. Pass your DMV Written Test with flying colors Take me to the cheat sheet Ohio This questions appears in the following tests: Maine Practice Test 8 Maine Practice Test 17