24 C.F.R. § 200.18
Minimum loan prohibition
A mortgagee may not require that the mortgage exceed a minimum amount established by the mortgagee, as a condition of providing a loan secured by a mortgage insured under this part.
A mortgagee may not require that the mortgage exceed a minimum amount established by the mortgagee, as a condition of providing a loan secured by a mortgage insured under this part.