(a) Obligations of the United States, including those of its agencies and instrumentalities;

(b) Obligations of public housing agencies issued pursuant to the United States Housing Act of 1937, as amended; and

(c) Obligations of the State of Oregon or any county, city, school district, port district or other public body with the power to levy taxes issued pursuant to the Constitution or statutes of the State of Oregon or the charter or ordinances of any county or city within the State of Oregon, if the issuing body has not been in default with respect to the payment of principal or interest on any of its obligations within five years preceding the date of the investment.

(2) Subject to a limitation of 20 percent of stockholders’ equity, institutions may invest in obligations of any other state of the United States or obligations of any out-of-state county, city, school district, port district or other public body in the United States payable from ad valorem taxes, if the obligations are rated in one of the four highest grades by a recognized investment service organization that has been engaged regularly and continuously for a period of not less than 10 years in rating state and municipal obligations.

(3) Obligations received in satisfaction of debts previously contracted in good faith are not subject to the limitations of this section, if the book value of such obligations in excess of the limitations of this section is reduced to the amount allowed under this section within six months after the date the obligations are acquired. [1997 c.631 §118; 1999 c.59 §215]