Oregon Revised Statutes Financial Institutions § 716.520

(1) A savings bank may invest the funds mentioned in ORS 716.410 in:

(2) Not more than 20 percent of the assets of a savings bank may be invested in the acceptances mentioned in subsection (1) of this section. Not more than five percent of the aggregate credited to the depositors of a savings bank may be invested in the acceptances of or deposited with an institution or a national bank of which a director of the savings bank is a director. The aggregate amount of the liability of an institution or a national bank to a savings bank, whether as principal or indorser, for acceptances held by the savings bank and deposits made with it, may not exceed 25 percent of the stockholders' equity of the institution or of the paid-in capital and retained earnings of the national bank.