The tutorial shows how to build an amortization schedule in Excel to detail periodic payments on an amortizing loan or mortgage. This Microsoft Excel template illustrates how to create a loan amortization schedule, as well as dealing with additional payments and variable interest rates.You can create an Excel amortization table with changing interest rates. Here's how you can build it. During the early stages of the amortization schedule, most payments are a composite of interest loans and fees. Agreement, A Bond Purchase Agreement, A Continuing Disclosure Agreement and. The term loan interest rate. Water Banking Authority (AWBA) and other excess water users. Membership in NERC is open to any person or entity that has an interest in the reliability of the.