(2) A city may also authorize and issue revenue bonds secured by revenues from mortgage payments by purchasers of units within multiple unit housing projects. Such housing bonds need not be identified by project but may include more than one project or purpose within a single bond issue.
(3) In issuing bonds under this section, the city shall designate an underwriter, trustee and bond counsel and enter into appropriate agreements with each to carry out the provisions of ORS 280.410 to 280.485. The bonds shall be issued in the manner prescribed by law and refunding bonds may be issued to refinance such revenue bonds. [1977 c.772 §7; 1979 c.865 §5]