7 C.F.R. § 769.107
(a) Loans made by the Agency to the intermediary lender will bear interest at a fixed rate as determined by the Administrator, but not less than 1 percent per year over the term of the loan.
(b) No loan to an intermediary lender will be extended for a period exceeding 30 years. Interest will be due annually but principal payments may be deferred by the Agency.