State

Motorcycle Riders
Covered by Helmet Law

Bicycle Riders
Covered by Helmet Law

Alabama

all riders

riders younger than 16

Alaska

17 yrs. and younger

no law

Arizona

17 yrs. and younger

no law

Arkansas

20 yrs. and younger

no law

California

all riders

riders younger than 18

Colorado

no helmet use laws

Connecticut

17 yrs. and younger

riders younger than 16

Delaware

18 yrs. and younger

riders younger than 16

District of Columbia

all riders

riders younger than 16 

Florida

20 yrs. and younger

riders younger than 16

Georgia

all riders

riders younger than 16

Hawaii

17 yrs. and younger

riders younger than 16

Idaho

17 yrs. and younger

no law 

Illinois

  no helmet use laws

Indiana

17 yrs. and younger

no law

Iowa

  no helmet use laws

Kansas

17 yrs. and younger

no law

Kentucky

20 yrs. and younger

no law

Louisiana

17 yrs. and younger

riders younger than 12

Maine

14 yrs. and younger

riders younger than 16

Maryland

all riders

riders younger than 16

Massachusetts

all riders

riders older than 1 and younger than 13

Michigan

all riders

no law

Minnesota

17 yrs. and younger

no law

Mississippi

all riders

no law

Missouri

all riders

no law

Montana

17 yrs. and younger

no law

Nebraska

all riders

no law

Nevada

all riders

no law

New Hampshire

no helmet use laws

New Jersey

all riders

riders younger than 14

New Mexico

17 yrs. and younger

no law

New York

all riders

riders older than 1 and younger than 14

North Carolina

all riders

riders younger than 16

North Dakota

17 yrs. and younger

no law

Ohio

17 yrs. and younger

no law

Oklahoma

17 yrs. and younger

no law

Oregon

all riders

riders younger than 16

Pennsylvania

20 yrs. and younger

riders younger than 12

Rhode Island

20 yrs. and younger

riders younger than 16

South Carolina

20 yrs. and younger

no law

South Dakota

17 yrs. and younger

no law

Tennessee

all riders

riders younger than 16

Texas

20 yrs. and younger

no law

Utah

17 yrs. and younger

no law

Vermont

all riders

no law

Virginia

all riders

no law

Washington

all riders

no law

West Virginia

all riders

riders younger than 15

Wisconsin

17 yrs. and younger

no law

Wyoming

18 yrs. and younger

no law

1996-2004, Insurance Institute for Highway Safety, Highway Loss Data Institute

Last modified: 22-Dec-2003