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U.S. Helmet Laws by State

General information, not legal advice. Helmet laws change, and most of them carry conditions that a one-line summary cannot capture. Use this page to get oriented, then confirm the current rule with the state's DMV, highway patrol or statute before you ride without a helmet. Direct Cycle Parts cannot be responsible for a citation or an insurance decision based on this summary.

How the states divide up

Motorcycle helmet requirements in the United States fall into four broad groups:

  • All riders — a helmet is required at every age, rider and passenger.
  • Under a set age — usually 18 or 21, sometimes higher.
  • No universal requirement — a handful of states have no helmet requirement for adult riders at all.
  • Conditional exemptions — several of the age-based states let adult riders go without a helmet only if they meet extra conditions.

Those conditions are the part riders get caught by. Depending on the state they can include carrying a minimum amount of medical or liability insurance, completing an approved rider safety course, holding a full (not learner) license for a set period, or riding a machine above a certain engine size. Passengers, learner-permit holders and riders of motorcycles under 50cc are frequently treated differently from the operator, and a state that does not require a helmet may still require eye protection. None of those conditions are listed below — check them with the state.

Also worth knowing: your own state's law is not the one that matters on a trip. You are subject to the helmet law of the state you are riding through, so check every state on the route.

State by state

Each entry gives, in the broadest terms, who a helmet is required for. Conditions and exemptions are not listed and several states have them. This summary was last reviewed in September 2026; if a state has changed its law since, the state is right and this page is wrong.

  • Alabama: all riders
  • Alaska: under 18
  • Arizona: under 18
  • Arkansas: under 21
  • California: all riders
  • Colorado: under 18 (riders and passengers)
  • Connecticut: under 18 (riders and passengers), and any rider on a learner permit whatever their age
  • Delaware: under 19
  • Florida: under 21
  • Georgia: all riders
  • Hawaii: under 18
  • Idaho: under 18
  • Illinois: no helmet law
  • Indiana: under 18
  • Iowa: no helmet law
  • Kansas: under 18
  • Kentucky: under 21
  • Louisiana: all riders
  • Maine: under 18
  • Maryland: all riders
  • Massachusetts: all riders
  • Michigan: under 21
  • Minnesota: under 18
  • Mississippi: all riders
  • Missouri: under 26
  • Montana: under 18
  • Nebraska: all riders
  • Nevada: all riders
  • New Hampshire: no helmet law
  • New Jersey: all riders
  • New Mexico: under 18
  • New York: all riders
  • North Carolina: all riders
  • North Dakota: under 18
  • Ohio: under 18
  • Oklahoma: under 18
  • Oregon: all riders
  • Pennsylvania: under 21
  • Rhode Island: under 21
  • South Carolina: under 21
  • South Dakota: under 18
  • Tennessee: all riders
  • Texas: under 21
  • Utah: under 21
  • Vermont: all riders
  • Virginia: all riders
  • Washington: all riders
  • Washington, D.C.: all riders
  • West Virginia: all riders
  • Wisconsin: under 18
  • Wyoming: under 18

Whatever your state says

A helmet only protects you if it fits and if it is certified. Look for a DOT certification label on any helmet you buy, replace a helmet after any impact, and get the size right — see our helmet fit and sizing guide. We stock DOT-certified helmets across the range, and we are happy to talk sizes before you order.

Questions? Talk to us

We are open Monday to Friday, 9am–5pm Central.

Direct Cycle Parts, 7415 Whitehall St, Ste 124, Richland Hills, TX 76118.

Last updated: September 19, 2026

U.S. Helmet Laws by State | Direct Cycle Parts