Senate Bill No. 137 Summary

• Prohibits motorcycles from being equipped with straight pipe exhaust systems, hollow core mufflers, or mufflers labeled for off-road competition use when operated on Indiana highways.

• Prohibits modification of motorcycle exhaust systems in a manner that amplifies or increases noise above the level emitted by the manufacturer-installed muffler.

• Requires motorcycles manufactured after December 31, 1982, to bear an exhaust system noise emissions control information label and a motorcycle noise emissions control information label with a corresponding model-specific code.

• Applies these muffler and labeling requirements to all motorcycles, including those registered as antique motor vehicles.

• Effective July 1, 2012.