Oregon Revised Statutes Small Watercraft § 830.790

(1) The biennial fee for the original or renewal certificate of number or registration is:

(2) Notwithstanding subsection (1) of this section, no fee is required for boats owned by eleemosynary organizations which are operated primarily as a part of organized activities for the purpose of teaching youths scoutcraft, camping, seamanship, self-reliance, patriotism, courage and kindred virtues.

(3) Except for the assessment referred to in subsection (1)(b) of this section, the fees provided by this section are in lieu of any other tax or license fee.

(4) The operator of a boat livery holding five or more boats ready for hire may pay a biennial certificate of number fee of $90 plus $10 for each boat instead of the fee otherwise provided in this section.