The rate of interest in effect for the monthly payment due.
An arrangement wherein the property seller (or any other party) deposits money to an account so that it can be released each month to reduce the mortgagor's monthly payments during the early years of a mortgage. During the specified period, the mortgagor's effective interest rate is "bought down" below the actual interest rate.
For an adjustable-rate mortgage (ARM), the maximum interest rate, as specified in the mortgage note.
For an adjustable-rate mortgage (ARM), the minimum interest rate, as specified in the mortgage note.