462.20. Where an individual is obligated, either absolutely or contingently, to effect any undertaking including any guarantee, covenant or agreement given to ensure the repayment, in whole or in part, of a loan made by a third person directly or indirectly to or for the benefit of a specified person with respect to the individual or the payment, in whole or in part, of any interest payable in respect of the loan, the following rules apply:(a) for the purposes of sections 462.1 to 462.14, the property loaned by the third person is deemed to have been loaned by the individual to or for the benefit of the specified person;
(b) for the purposes of subparagraphs ii and iii of paragraph b of section 462.15, the amount of interest that is paid in respect of the loan is deemed not to include any amount paid by the individual to the third person as interest on the loan.