Incontestability.
CFR · 2024-01-01 · US · Title 7
In the case of loans that back Ginnie Mae securities or loans that are acquired by Ginnie Mae as a consequence of its guaranty, the Agency guarantee under this part is incontestable except that the guarantee may not be enforced by a lender who commits fraud or misrepresentation or by a lender who had knowledge of the fraud or misrepresentation at the time such a lender acquired the guarantee or was assigned the loan.
official document · source cfr-2024 · id 7:§ 3565.502