Nebraska

3-class system

• Yes (LB138, 2023) — Class I pedal-assist to 20 mph, Class II throttle to 20 mph, Class III pedal-assist to 28 mph; 2–4 wheels, seat, working pedals, motor up to 750 W / 1 hp. E-bikes are legally bicycles. [Neb. Rev. Stat. §60-614.02 to .04 and §60-611]

Age limits

• Nebraska e-bike provisions (§60-611, §60-614.02 to .04, §60-678) set no minimum age. [Neb. Rev. Stat. §60-614.04]

Helmets

• Nebraska e-bike provisions contain no helmet requirement. [Neb. Rev. Stat. §60-611]

Where you can ride

• Ridden under bicycle rules (ride near the right edge; on sidewalks a rider has pedestrian rights but must yield). Cities may further regulate bicycles. The state and local bodies may permit, restrict or ban e-bikes on land they control; riding where prohibited is a Class III misdemeanor. [Neb. Rev. Stat. §60-6,317 and §60-678]

License / registration / insurance

• Bicycles (including e-bikes) are excluded from the definition of motor vehicle, so no driver license or vehicle registration applies. Cities may require local bicycle registration. [Neb. Rev. Stat. §60-638 and §60-6,317(5)]

Speed & equipment

Not verified yet — check official source: Nebraska statutes (official)