In Ontario, the cost for a motorcycle license plate is $42.35 for a regular plate. This fee includes a $32.00 license plate fee and a $10.35 service fee. Additionally, there may be extra charges for personalized or special plates. These fees are subject to change, so it’s advisable to check the most recent rates on the official Ontario government website or contact the ServiceOntario office for the most up-to-date information regarding motorcycle license plate costs.