Relating to transportation; prescribing an effective date.

Directs the Oregon Department of Administrative Services to decrease either the weight-mile tax or vehicle fuel taxes if the highway cost allocation study indicates that a vehicle class is paying more than its fair share for the use of the highways in the state and the Legislative Assembly does not enact a measure within 120 days of the Joint Committee on Transportation receiving a report on the study to correct the imbalance. Takes effect on the 91st day following adjournment sine die.