(a) A person may operate an electric personal assistive mobility device on a residential street, roadway, or public highway with a speed limit of 30 miles per hour or less only:(1) while making a direct crossing of a highway in a marked or unmarked crosswalk;(2) where no sidewalk is available; or(3) when so directed by a traffic control device or by a law enforcement officer.(b) A person may operate an electric personal assistive mobility device on a path set aside for the exclusive operation of bicycles.(c) Any person operating an electric personal assistive mobility device on a residential street, roadway, or public highway shall ride as close as practicable to the right-hand edge.(d) Except as otherwise provided by this section, provisions of this title applicable to the operation of bicycles apply to the operation of electric personal assistive mobility devices. Added by Acts 2003, 78th Leg., ch. 1318, Sec. 5, eff. Sept. 1, 2003.