Different countries and states have different safety laws to electric scooter top speed or whether the scooter is legal riding on the streets.
Basically, electric scooters are not allowed on the high-speed street in almost all cases.
Two states of the United States are forbidden to ride e-scooter on public streets: Pennsylvania and Delaware.
11 states of United States are forbidden to ride e-scooter on sidewalks: Connecticut, Kansas, Oklahoma, Tennessee, Wahington, Vermont, NorthDakota, Nebraska, New York, Montana, California
These states of United States have the law to limit the top speed to 10-20mph: New Jersey(19), Utah, Washington, Minnesota, California, Arkansas.
These states of United States have the law to limit the top speed to 20-30mph: Arizona, Georgia, New York, Oregon, Tennessee, Wisconsin, Virginia, Ohio, Georgia, Indiana, Florida, Marine, Missouri, Nevada, Connecticut, Michigan, Massachusetts, Maryland.
The most common speed limit for shared scooters is 10-15mph.
The minimum age allowed for electric scooter riding in the US is over 16, while helmets are required for all ages.