Interest Shortfall With respect to any Distribution Date and each Mortgage Loan that during the related Prepayment Period was the subject of a Principal Prepayment or constitutes a Relief Act Mortgage Loan, an amount determined as follows:

Net **Interest Shortfalls** means Interest Shortfalls net of payments by the Company, the Servicer or the Master Servicer in respect of Compensating Interest.

Unpaid **Interest Shortfalls** Each of the Class A Unpaid Interest Shortfalls, the Class B-1 Unpaid Interest Shortfall, the Class B-2 Unpaid Interest Shortfall, the Class B-3 Unpaid Interest Shortfall, the Class B-4 Unpaid Interest Shortfall, the Class B-5 Unpaid Interest Shortfall and the Class B-6 Unpaid Interest Shortfall.

Net Prepayment **Interest Shortfalls** As to any Distribution Date and Loan Group, the amount by which the aggregate of Prepayment Interest Shortfalls for that Loan Group during the related Prepayment Period exceeds the amount of Compensating Interest available to such Loan Group for such Distribution Date.

Relief Act Interest Shortfall With respect to any Distribution Date and any Mortgage Loan, any reduction in the amount of interest collectible on such Mortgage Loan for the most recently ended calendar month as a result of the application of the Relief Act.

Note Interest Shortfall means, for a Class and a Payment Date, an amount equal to the excess, if any, of the Accrued Note Interest for the prior Payment Date for the Class over the amount of interest that was paid to the Noteholders of that Class on the prior Payment Date, together with interest on the excess amount, to the extent lawful, at the Note Interest Rate for the Class for that Interest Period.

Class B-4 Interest Shortfall Amount As to any Distribution Date, any amount by which the Interest Accrual Amount of the Class B-4 Certificates with respect to such Distribution Date exceeds the amount distributed in respect of the Class B-4 Certificates on such Distribution Date pursuant to Paragraph fourteenth of Section 4.01(a).

Class A Interest Shortfall shall have the meaning specified in subsection 4.02(a).

Class B-6 Interest Shortfall Amount As to any Distribution Date, any amount by which the Interest Accrual Amount of the Class B-6 Certificates with respect to such Distribution Date exceeds the amount distributed in respect of the Class B-6 Certificates on such Distribution Date pursuant to Paragraph twentieth of Section 4.01(a).

Class B-3 Interest Shortfall Amount As to any Distribution Date, any amount by which the Interest Accrual Amount of the Class B-3 Certificates with respect to such Distribution Date exceeds the amount distributed in respect of the Class B-3 Certificates on such Distribution Date pursuant to Paragraph eleventh of Section 4.01(a).

Net Simple Interest Shortfall With respect to any Distribution Date, the excess, if any, of (a) 30 days’ interest at the weighted average (by principal balance) of the Net Mortgage Rates of the Simple Interest Mortgage Loans as of the first day of the related Due Period, as determined by the Servicer, on the aggregate principal balance of such Simple Interest Mortgage Loans for such Remittance Date, carried to six decimal places, rounded down, and calculated on the basis of a 360-day year consisting of twelve 30-day months, over (b) the amount of the payments received by the Servicer in the related Due Period allocable to interest in respect of such Simple Interest Mortgage Loans, calculated in accordance with the Simple Interest Method, net of the related Servicing Fees.

Prepayment Interest Shortfall As to any Distribution Date and any Mortgage Loan (other than a Mortgage Loan relating to an REO Property) that was the subject of (a) a Principal Prepayment in Full during the portion of the related Prepayment Period that falls during the prior calendar month, an amount equal to the excess of one month's interest at the Net Mortgage Rate (or Modified Net Mortgage Rate in the case of a Modified Mortgage Loan) on the Stated Principal Balance of such Mortgage Loan over the amount of interest (adjusted to the Net Mortgage Rate (or Modified Net Mortgage Rate in the case of a Modified Mortgage Loan)) paid by the Mortgagor for such month to the date of such Principal Prepayment in Full or (b) a Curtailment during the prior calendar month, an amount equal to one month's interest at the Net Mortgage Rate (or Modified Net Mortgage Rate in the case of a Modified Mortgage Loan) on the amount of such Curtailment.

Class B Interest Shortfall shall have the meaning specified in subsection 4.02(b).

Class Interest Shortfall As to any Distribution Date and Class, the amount by which the amount described in clause (i) of the definition of Class Optimal Interest Distribution Amount for such Class exceeds the amount of interest actually distributed on such Class on such Distribution Date pursuant to such clause (i).

Class B-5 Interest Shortfall Amount As to any Distribution Date, any amount by which the Interest Accrual Amount of the Class B-5 Certificates with respect to such Distribution Date exceeds the amount distributed in respect of the Class B-5 Certificates on such Distribution Date pursuant to Paragraph seventeenth of Section 4.01(a).

Class B-1 Interest Shortfall Amount As to any Distribution Date, any amount by which the Interest Accrual Amount of the Class B-1 Certificates with respect to such Distribution Date exceeds the amount distributed in respect of the Class B-1 Certificates on such Distribution Date pursuant to Paragraph fifth of Section 4.01(a).

Class A Interest Shortfall Amount As to any Distribution Date and any Class of Class A Certificates, any amount by which the Interest Accrual Amount of such Class with respect to such Distribution Date exceeds the amount distributed in respect of such Class on such Distribution Date pursuant to Paragraph first of Section 4.01(a).

Unpaid Interest Shortfall Amount With respect to the Class A Certificates and the Mezzanine Certificates and (i) the first Distribution Date, zero, and (ii) any Distribution Date after the first Distribution Date, the amount, if any, by which (a) the sum of (1) the Monthly Interest Distributable Amount for such Class for the immediately preceding Distribution Date and (2) the outstanding Unpaid Interest Shortfall Amount, if any, for such Class for such preceding Distribution Date exceeds (b) the aggregate amount distributed on such Class in respect of interest pursuant to clause (a) of this definition on such preceding Distribution Date, plus interest on the amount of interest due but not paid on the Certificates of such Class on such preceding Distribution Date, to the extent permitted by law, at the Pass-Through Rate for such Class for the related Accrual Period.

Net Interest Shortfall With respect to any Distribution Date, the Interest Shortfall, if any, for such Distribution Date net of Compensating Interest Payments made with respect to such Distribution Date.

Prepayment Interest Shortfall Amount With respect to any Mortgage Loan that was subject to a Principal Prepayment in full or in part during any Due Period, which Principal Prepayment was applied to such Mortgage Loan prior to such Mortgage Loan’s Due Date in such Due Period, the amount of interest (net of the General Servicing Fee) that would have accrued on the amount of such Principal Prepayment during the period commencing on the date as of which such Principal Prepayment was applied to such Mortgage Loan and ending on the day immediately preceding such Due Date, inclusive.

Class B Interest Shortfall Amount Any of the Class B-1 Interest Shortfall Amount, Class B-2 Interest Shortfall Amount, Class B-3 Interest Shortfall Amount, Class B-4 Interest Shortfall Amount, Class B-5 Interest Shortfall Amount or Class B-6 Interest Shortfall Amount.

Relief Act Shortfalls With respect to any Distribution Date and any Mortgage Loan as to which there has been a reduction in the amount of interest collectible thereon for the most recently ended calendar month as a result of the application of the Civil Relief Act, the amount, if any, by which (i) interest collectible on such Mortgage Loan for the most recently ended calendar month is less than (ii) interest accrued thereon for such month pursuant to the Mortgage Note.

Class B-2 Interest Shortfall Amount As to any Distribution Date, any amount by which the Interest Accrual Amount of the Class B-2 Certificates with respect to such Distribution Date exceeds the amount distributed in respect of the Class B-2 Certificates on such Distribution Date pursuant to Paragraph eighth of Section 4.01(a).

Class B-5 Unpaid Interest Shortfall As to any Distribution Date, the amount, if any, by which the aggregate of the Class B-5 Interest Shortfall Amounts for prior Distribution Dates is in excess of the amounts distributed in respect of the Class B-5 Certificates on prior Distribution Dates pursuant to Paragraph eighteenth of Section 4.01(a).

Non-Supported **Interest Shortfalls** As to any Distribution Date, the amount, if any, by which the aggregate of Prepayment Interest Shortfalls exceeds Compensating Interest for such Distribution Date.

Net Prepayment Interest Shortfall For any Distribution Date, the amount by which the sum of the Prepayment Interest Shortfalls exceeds the sum of the Compensating Interest payments made on such Distribution Date.