Oregon Revised Statutes Oregon Vehicle Code § 807.170

(a) The person must hold a valid license other than a restricted Class C license issued under the vehicle code.

(b) The person must successfully complete any tests and demonstrations referred to in ORS 807.070 that the department determines necessary to determine whether the applicant is qualified for the type of endorsement sought. The actual demonstration required under ORS 807.070, if any, must be performed in a vehicle that may be operated under the endorsement sought but that may not be operated without the endorsement. Tests shall include, but are not limited to, those tests necessary to determine whether the applicant:

(c) The appropriate fee under ORS 807.370 for the endorsement, including the fee for the Motorcycle Safety Subaccount, must be paid.

(d) If the person is applying for a motorcycle endorsement, the person must comply with ORS 807.175.

(a) It is part of the license upon which it is endorsed and is subject to any provisions applicable to the endorsed license under the statutes of this state.

(b) It is valid only if the license endorsed is valid.

(c) The appropriate fee under ORS 807.370 must be paid upon renewal of the endorsement in addition to any fee for renewal of the license endorsed.

(d) Except as provided under ORS 807.350 or as specifically provided under ORS 809.419, an endorsement cannot be canceled, suspended or revoked separately from the license endorsed. When an endorsed license is canceled, suspended or revoked, all endorsements on the license are subject to the same cancellation, suspension or revocation as the license.