Oregon State allows cars of any age to be licensed with Special Plates if certain use conditions are met. The result is a single rear plate that remains valid for the lifetime of your ownership for one fee. The use requirements are defined in Special Plates Law Sections 805.020, .030, and .035.
805.020 Special interest vehicles. (1) A vehicle that is a vehicle of special interest may be registered for a permanent registration period as described under ORS 803.400 by doing the following:
(a) Making application for permanent registration of the vehicle in the manner provided for application for registration of vehicles.
(b) Paying the fee for permanent registration of vehicles of special interest established under ORS 803.420.
(2) Once a vehicle is permanently registered as a vehicle of special interest under this section, the vehicle is subject to the limitations on use of the vehicle under ORS 805.030. [1983 c.338 §239; 2003 c.122 §4]
805.030 Violation of registration limits on antique or special interest vehicle; penalty. (1) A person commits the offense of violation of registration limits on antique vehicle or vehicle of special interest if a vehicle is permanently registered under ORS 805.010 or 805.020 and the person uses the vehicle:
(a) Other than for exhibitions, parades, club activities and similar uses; or
(b) Primarily for the transportation of persons or property.
(2) The offense described in this section, violation of registration limits on antique vehicle or vehicle of special interest, is a Class D traffic violation. [1983 c.338 §240]
805.035 Racing activity vehicles. (1) A vehicle that is a racing activity vehicle may be registered only under this section.
(2) A racing activity vehicle shall be registered for a permanent registration period as described under ORS 803.400. To register a racing activity vehicle the owner shall:
(a) Apply for permanent registration of the vehicle in the same manner provided for application for registration of vehicles; and
(b) Pay the fee for permanent registration of racing activity vehicles established under ORS 803.420.
(3) A racing activity vehicle may be issued special interest registration plates.
(4) Once a vehicle is permanently registered as a racing activity vehicle under this section, the vehicle is subject to the limitations on use of the vehicle under ORS 805.037. [2007 c.693 §3a]
If your vehicle is less that 25 years old, contact your MBCA group. We are an Established Organization and can provide sanction for your vehicle for this application.
The form is at Special Plates Form.