Class A Principal Distribution Amount With respect to any Distribution Date, the excess of (i) the aggregate Class Certificate Balances of the Class A Certificates immediately prior to such Distribution Date over (ii) the lesser of (A) 54.50% of the aggregate Stated Principal Balance of the Mortgage Loans for such Distribution Date and (B) the excess, if any, of the aggregate Stated Principal Balance of the Mortgage Loans for such Distribution Date over $3,608,680.
Class A-1 Principal Distribution Amount With respect to any Distribution Date on or after the Stepdown Date and on which a Trigger Event is not in effect, the excess of (x) the Certificate Principal Balance of the Class A-1 Certificates immediately prior to such Distribution Date over (y) the lesser of (A) the product of (i) 59.20% and (ii) the aggregate Stated Principal Balance of the Group I Mortgage Loans as of the last day of the related Due Period (after giving effect to scheduled payments of principal due during the related Due Period, to the extent received or advanced and unscheduled collections of principal received during the related Prepayment Period) and (B) the aggregate Stated Principal Balance of the Group I Mortgage Loans as of the last day of the related Due Period (after giving effect to scheduled payments of principal due during the related Due Period, to the extent received or advanced and unscheduled collections of principal received during the related Prepayment Period) minus the product of (i) 0.50% and (ii) the aggregate principal balance of the Group I Mortgage Loans as of the Cut-off Date.
Class A-2 Principal Distribution Amount With respect to any Distribution Date on or after the Stepdown Date and on which a Trigger Event is not in effect, the excess of (x) the sum of the Certificate Principal Balances of the Class A-2A, Class A-2B, Class A-2C and Class A-2D Certificates immediately prior to such Distribution Date over (y) the lesser of (A) the product of (i) 59.20% and (ii) the aggregate Stated Principal Balance of the Group II Mortgage Loans as of the last day of the related Due Period (after giving effect to scheduled payments of principal due during the related Due Period, to the extent received or advanced and unscheduled collections of principal received during the related Prepayment Period) and (B) the aggregate Stated Principal Balance of the Group II Mortgage Loans as of the last day of the related Due Period (after giving effect to scheduled payments of principal due during the related Due Period, to the extent received or advanced and unscheduled collections of principal received during the related Prepayment Period) minus the product of (i) 0.50% and (ii) the aggregate principal balance of the Group II Mortgage Loans as of the Cut-off Date.
Class B-4 Principal Distribution Amount With respect to any Distribution Date is the excess of (i) the sum of (a) the aggregate Class Certificate Balances of the Class A Certificates (after taking into account the distribution of the Class A Principal Distribution Amount for that Distribution Date), (b) the Class Certificate Balance of the Class M-1 Certificates (after taking into account the distribution of the Class M-1 Principal Distribution Amount for that Distribution Date), (c) the Class Certificate Balance of the Class M-2 Certificates (after taking into account the distribution of the Class M-2 Principal Distribution Amount for that Distribution Date), (d) the Class Certificate Balance of the Class M-3 Certificates (after taking into account the distribution of the Class M-3 Principal Distribution Amount for that Distribution Date), (e) the Class Certificate Balance of the Class B-1 Certificates (after taking into account the distribution of the Class B-1 Principal Distribution Amount for that Distribution Date), (f) the Class Certificate Balance of the Class B-2 Certificates (after taking into account the distribution of the Class B-2 Principal Distribution Amount for that Distribution Date), (g) the Class Certificate Balance of the Class B-3 Certificates (after taking into account the distribution of the Class B-3 Principal Distribution Amount for that Distribution Date) and (h) Class Certificate Balance of the Class B-4 Certificates immediately prior to that Distribution Date over (ii) the lesser of (a) approximately 94.50% of the aggregate Stated Principal Balance of the mortgage loans for that Distribution Date and (b) the excess, if any, of the aggregate Stated Principal Balance of the mortgage loans for that Distribution Date over $3,608,680.
Class B-2 Principal Distribution Amount With respect to any Distribution Date, the excess of (i) the sum of (A) the aggregate Class Certificate Balances of the Class A Certificates (after taking into account the distribution of the Class A Principal Distribution Amount for such Distribution Date), (B) the Class Certificate Balance of the Class M-1 Certificates (after taking into account the distribution of the Class M-1 Principal Distribution Amount for such Distribution Date), (C) the Class Certificate Balance of the Class M-2 Certificates (after taking into account the distribution of the Class M-2 Principal Distribution Amount for such Distribution Date), (D) the Class Certificate Balance of the Class M-3 Certificates (after taking into account the distribution of the Class M-3 Principal Distribution Amount for such Distribution Date), (E) the Class Certificate Balance of the Class M-4 Certificates (after taking into account the distribution of the Class M-4 Principal Distribution Amount for such Distribution Date), (F) the Class Certificate Balance of the Class M-5 Certificates (after taking into account the distribution of the Class M-5 Principal Distribution Amount for such Distribution Date), (G) the Class Certificate Balance of the Class M-6 Certificates (after taking into account the distribution of the Class M-6 Principal Distribution Amount for such Distribution Date), (H) the Class Certificate Balance of the Class B-1 Certificates (after taking into account the distribution of the Class B-1 Principal Distribution Amount for such Distribution Date), and (I) the Class Certificate Balance of the Class B-2 Certificates immediately prior to such Distribution Date over (ii) the lesser of (A) 90.90% of the aggregate Stated Principal Balance of the Mortgage Loans for such Distribution Date and (B) the excess, if any, of the aggregate Stated Principal Balance of the Mortgage Loans for such Distribution Date over $11,334,248.