Motorcycle helmets need to be either DOT or SNELL certified, if
the helmet has that certification then you can use a scooter helmet
on a motorcycle.
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If there is no helmet law in your state, the cost of motorcycle
insurance is the same whether you wear a helmet or not.
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Yes, you are required to buy a motorcycle helmet to ride in NC
and obtain a motorcycle license. This applies to all motorcycle
riders regardless of age or motorcycle power.
Motorcycle rider and passengers are required to wear a helmet in
california. It is a good law since chances of surviving a
motorcycle crash without a helmet are slim.