Class B Optimal Balance definition

Class B Optimal Balance. As of any Payment Date:
Class B Optimal Balance. As to any Distribution Date prior to the Stepdown Date, the Original Class Certificate Principal Balance of the Class B Certificates. As to any Distribution Date on or after the Stepdown Date or if the Class Principal Balance of the Class A Certificates has been reduced to zero, the excess of the Pool Principal Balance as of the last day of the related Due Period over the sum of (i) the Class Certificate Principal Balance of the Class A Certificates after distributions of principal thereof on such Distribution Date and (ii) the greater of (A) the Targeted OC Amount and (B) the OC Floor.
Class B Optimal Balance. As of any Payment Date on and after the Stepdown Date, as follows, but in no event less than zero: