Cash Flow Engine Reference Guide Cash Flow Dictionary Cash Flow Columns Rate Change Minimum (RATE_CHG_MIN) Data Verification Requirements and Suggested Defaults 8.2.120.3 Data Verification Requirements and Suggested Defaults If the record is fixed-rate, RATE_CHG_MIN = 0. If the record is adjustable, without a minimum rate change amount, RATE_ CHG_MIN = 0. If RATE_CHG_MIN <> 0, 0 < RATE_CHG_MIN <= 1.