Home > Personal > Personal Lending > Mortgage > Mortgage Resources > Glossary > Interest Rate Floor Interest Rate Floor November 9, 2021 The minimum interest rate for an adjustable-rate mortgage (ARM), as specified in the mortgage loan note.You Might Also Like: Everyday MoneyDiscover the Power of Bank Five Nine’s Digital Banking Tools Everyday MoneyBeware of QR Code Fraud: What You Need to Know Everyday MoneyWinter Budgeting Tips: Simple Strategies to Stay Financially Cozy This Season Everyday MoneyUnderstanding and Maximizing Credit Card Rewards for Smart Financial Benefits Everyday MoneyProtecting Seniors from Financial Scams