WHAT IS IRP APPORTIONED REGISTRATION?
IRP stands for the INTERNATIONAL REGISTRATION PLAN. Kentucky was one of the initial members to join the plan in 1973. The IRP was adopted for the registration of commercial motor vehicles engaged in interstate operations and to promote and encourage the fullest possible use of the highway system, by authorizing the apportioned registration of fleets of motor vehicles and the recognition of apportioned registered vehicles in other jurisdictions, thus contributing to the economic and social development and growth of the jurisdictions. The term APPORTIONED means basically what it says. Under the IRP, the registration fee paid by the registrant is determined by the percentage of miles traveled in each state. The registrant reports the mileage for each state to the base state on the required application, and the base state calculates the fees due and collects the fees for each state. The base state then distributes the monies to the appropriate states. Under the IRP, the interstate operator
