16 GCA § 3303: Passengers on Motorcycles.

It is unlawful for an operator of a motorcycle on a highway to carry any other person thereon, except on a seat securely fastened to the machine in the rear of the operator and provided with foot rests and hand grips or in a side car attached to a motorcycle and designed for the purpose of carrying a passenger. Not more than one (1) passenger shall be carried on a motorcycle.