Oregon Revised Statutes Education and Culture § 340.073

(1) A public charter school may elect to participate in the Expanded Options Program by amending its charter under ORS 338.065.

(2) Actual instructional costs associated with participating eligible students shall be negotiated and paid directly to the eligible post-secondary institution by the public charter school.

(3) The participating public charter school may not require funding from the sponsor of the school for payment of Expanded Options Program costs that is in addition to funding that already has been contractually established pursuant to ORS 338.155 (2)(b) or (3)(b) or 338.165 (2)(b).