Motorcycle helmet use laws by state

State Motorcycle helmets Does the motorcycle helmet law cover all low-power cycles?
Alabama all riders yes
Alaska 17 and youngerFootnote 1 yes
Arizona 17 and younger all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 1 1/2, or can attain speeds greater than 25 mph are covered by the motorcycle helmet law
Arkansas 20 and younger yes
California all riders yes
Colorado 17 and younger and passengers 17 and younger yes
Connecticut 17 and younger yes
Delaware 18 and youngerFootnote 2 all low-power cycles defined as a moped or triped if the operator is 17 or younger; bicycle helmet acceptable for motorized scooter
District of Columbia all riders all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 1 1/2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Florida 20 and youngerFootnote 3 all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph and all low-power cycles operated by those 15 and younger are covered by the motorcycle helmet law
Georgia all riders all low-power cycles are covered by the motorcycle helmet law except bicycle helmets are acceptable for electric assisted bicycles
Hawaii 17 and younger all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Idaho 17 and younger all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 5, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Illinois no law no law
Indiana 17 and younger yes
Iowa no law no law
Kansas 17 and younger all low-power cycles except electric assisted bicycles are covered by the motorcycle helmet law
Kentucky 20 and youngerFootnote 4 all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Louisiana all riders yes
Maine 17 and youngerFootnote 5 all low-power cycles with an engine displacement greater than 50cc or more than 1,500 watts are covered by the motorcycle helmet law
Maryland all riders all low-power cycles designed to travel at speeds exceeding 35 mph, scooters with with engine displacement greater than 50cc or brake horsepower greater than 2.7 and mopeds with an engine displacement greater than 50cc or brake horsepower greater than 1.5 are covered by the motorcycle helmet law
Massachusetts all riders yes
Michigan 20 and youngerFootnote 6 all low-power cycles with an engine displacement greater than 50cc or can attain speeds greater than 30 mph and all low-power cycles operated by those 18 and younger are covered by the motorcycle helmet law
Minnesota 17 and youngerFootnote 7 yes
Mississippi all riders yes
Missouri all riders all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 3, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Montana 17 and younger all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Nebraska all riders yes
Nevada all riders all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
New Hampshire no law no law
New Jersey all riders yes
New Mexico 17 and younger all low-power cycles with an engine displacement greater than 50cc or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
New York all riders all low-power cycles designed to travel at speeds of 20 mph or greater are covered by the motorcycle helmet law
North Carolina all riders yes
North Dakota 17 and youngerFootnote 8 yes
Ohio 17 and youngerFootnote 9 yes
Oklahoma 17 and younger all low-power cycles are covered by the motorcycle helmet law except bicycle helmets are acceptable for electric assisted bicycles operated by those 18 and younger
Oregon all riders yes
Pennsylvania 20 and youngerFootnote 10 all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 1 1/2, or can attain speeds greater than 25 mph are covered by the motorcycle helmet law
Rhode Island 20 and youngerFootnote 11 all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 4.9 or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
South Carolina 20 and younger yes
South Dakota 17 and younger yes
Tennessee all riders yes
Texas 20 and youngerFootnote 12 all low-power cycles, except motor assisted scooters with an engine displacement less than than 40cc, are covered by the motorcycle helmet law
Utah 20 and younger yes
Vermont all riders all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Virginia all riders all low-power cycles operated at speeds greater than 35 mph or with an engine displacement greater than 50cc are covered by the motorcycle helmet law
Washington all riders yes
West Virginia all riders all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law
Wisconsin 17 and youngerFootnote 13 all low-power cycles designed to travel at speeds exceeding 30 mph or a Type 1 motorcycle with an automatic transmission with an engine displacement greater than 50cc are covered by the motorcycle helmet law
Wyoming 17 and younger all low-power cycles with an engine displacement greater than 50cc, brake horsepower greater than 2, or can attain speeds greater than 30 mph are covered by the motorcycle helmet law