- Class 1
- Michigan law adopts three e-bike classes; Class 1 is pedal-assist only with assistance ending at 20 mph and motor power up to 750 watts.
- Class 2
- Michigan Class 2 permits throttle operation with assistance ending at 20 mph.
- Class 3
- Michigan Class 3 is pedal-assist only up to 28 mph and has stricter operating limits than Class 1/2.
- Helmet laws
- Michigan requires helmets for younger Class 3 operators and passengers under state e-bike provisions.
- Age restrictions
- Michigan sets a minimum operator age for Class 3 e-bikes in statute.
- Road access
- Qualifying e-bikes may use roads and bike lanes where bicycles are permitted.
- Trail access
- Class 1 generally has the broadest trail access where bicycles are allowed; Class 2/3 access depends on DNR and local land-manager rules.
- Sidewalk rules
- Local ordinances regulate sidewalks; Detroit and college towns may differ.
- Important notes
- Primary references: Mich. Comp. Laws §§257.662 et seq. (electric bicycle classes). DNR trail maps and Detroit metro ordinances update frequently—check postings. Educational summary only—not legal advice.