The 4 year CD rate at First Internet Bank of Indiana has a new higher rate. The new 4 year CD interest rate is 1.85 percent with a yield of 1.87 percent. The old 4 year CD rate was 1.80 percent with a yield of 1.81 percent. View a history of interest rate changes to this 48 month certificate of deposit at First Internet Bank of Indiana 4 Year CD Rates.