MI HB4136

Requires snowmobile operators to ensure their vehicles have at least 1 headlight, 1 taillight, and adequate brakes capable of stopping from 20 mph in 40 feet or locking the traction belt.

Mandates that snowmobiles manufactured after July 1, 1978 sold in Michigan meet minimum safety standards established by the Snowmobile Safety and Certification Committee, with certification from an independent testing company approved by the department.

Requires snowmobile operators and passengers to wear United States Department of Transportation-approved crash helmets, with an exception for those on private property.

Establishes violations of snowmobile safety requirements as state civil infractions subject to civil fines of up to $150.00 rather than criminal penalties.