Mortgage loans sold to the corporation shall bear interest at a rate and be sold the corporation at a price which in the aggregate shall produce a yield to the corporation on the mortgage loans sufficient to:
provided the yield on the mortgage loans shall not exceed the maximum permitted by applications of the provisions of section 103A(i) or section 103(c) of the Internal Revenue Code of 1954, as amended, or section 143(g) of the Internal Revenue Code of 1986, as applicable, and the applicable regulations promulgated by the United States Department of the Treasury.
Haw. Code R. § 15-161-51