The phrase "rate period" refers to a specific length of time during which a rate, such as an interest rate or a rental rate, remains fixed or is applicable. Full definition
If you are considering an Adjustable Rate Mortgage, you will want to determine what happens once your introductory fixed rate period ends. (foundationmortgage.com)
Not a good choice if the client believes interest rates will be significantly higher after the fixed interest rate period ends. (onqfinancial.com)
However, when the introductory rate period of the card ends, creditors raise the interest rate, which in turn increases your monthly payments. (debtconsolidationcare.com)