Home > Personal > Personal Lending > Mortgage > Mortgage Resources > Glossary > P&I P&I November 9, 2021 The monthly principal and interest payment required when repaying a mortgage in accordance with its terms.You Might Also Like: Everyday MoneyBank Holidays: Understanding Their Impact on Deposits and Transactions Living QuartersMortgage Lending for Veterans at Bank Five Nine All Things CommunityReviewing Random Acts of Kindness 2023 Everyday MoneyWhat are ACH Payments and How Do They Work? Living QuartersUnderstanding Mortgage Interest Rates