Treasury index
An index used to calculate interest rate changes for certain adjustable-rate mortgages.
Truth-in-Lending
A federal law requiring lenders to fully disclose, in writing, the terms and conditions of a mortgage, including the annual percentage rate (APR) and other charges.
Two-Step Mortgage
An adjustable-rate mortgage (ARM) that has one interest rate for the first five or seven years of its mortgage term and a different interest rate for the remainder of the amortization term.