- Class 1
- Tennessee law defines Class 1 as pedal-assist only with assistance ending at 20 mph and motor power capped at 750 watts.
- Class 2
- Tennessee Class 2 allows throttle operation with assistance ending at 20 mph.
- Class 3
- Tennessee Class 3 is pedal-assist only up to 28 mph and carries stricter operation/path limits than Class 1/2.
- Helmet laws
- Tennessee requires helmets for Class 3 riders/passengers and applies additional youth helmet rules under bicycle provisions.
- Age restrictions
- Tennessee sets a minimum operator age for Class 3 in statute.
- Road access
- Qualifying e-bikes may use roads and bike lanes where bicycles are allowed.
- Trail access
- Class 1/2 are generally allowed where bicycles are allowed unless restricted; Class 3 access is narrower unless specifically authorized.
- Sidewalk rules
- City codes regulate sidewalks; Nashville/Memphis/Knoxville may differ.
- Important notes
- Primary references: Tenn. Code Ann. §§55-8-301–55-8-308 (electric bicycle classes). Nashville, Memphis, and Smoky gateway towns may restrict Class 3 on greenways. Educational summary only—not legal advice.