((a)) Rural Housing Loans which (1) are guaranteed by the Secretary under section 517(a)(2)  of the Housing Act of 1949 [], (2) are made by other lenders approved by the Secretary to provide dwellings in rural areas for the applicants’ own use, and (3) bear interest and other charges at rates not above the maximum rates prescribed by the Secretary of Housing and Urban Development for loans made by private lenders for similar purposes and guaranteed by the Secretary of Housing and Urban Development under the National Housing Act [ et seq.] or superseding legislation shall not be subject to sections 501(c) and 502(b)(3) of the Housing Act of 1949 [ and 1472(b)(3)].

((b)) For the purposes of title V of the Housing Act of 1949 [ et seq.] or this chapter, a guarantee of payment given under the color of law by the Department of Hawaiian Home Lands (or its successor in function) shall be found by the Secretary reasonably to assure repayment of any indebtedness so guaranteed.