Loans upon the pledge of investments provided for pursuant to the terms of this Title are subject to the same limits as to each investment as is provided in this Title for investments, if the face or current market value, whichever is less, of the investments is more than the amount loaned thereon, and the current market value of the investments is at least twenty percent more than the amount loaned thereon. This limitation shall not apply to loans on the pledge of bonds or securities of the United States.
La. R.S. § 22:601.15