In Maine, a motorized bicycle is defined as a moped by the law.
A moped is a vehicle with:
- 2 or 3 wheels with diameters of 10 inches more
- A gas motor no more than 50cc
- electric motor up to 1,500 watts.
To ride a motorized bicycle in Maine you can have any class of drivers license.
You must register a motorized bicycle to ride it on public roads in Maine.