OFFICER'S CERTIFICATE OF THE MASTER SERVICER
RE: ANNUAL STATEMENT AS TO COMPLIANCE

The undersigned,  each a duly authorized  representative of Irwin Union Bank and
Trust Company as Master Servicer  ("Master  Servicer")  pursuant to the Sale and
Servicing  Agreement dated as of April 30, 1999, by and among Bear Stearns Asset
Backed Securities, Inc., as Depositor, Irwin Funding Corp., as Transferor, Irwin
Union Bank and Trust  Company,  as Master  Servicer,  The Irwin  Revolving  Home
Equity  Loan Trust  1999-2 as  Issuer,  and  Norwest  Bank  Minnesota,  National
Association,   as  Indenture   Trustee  (as  such   agreement  may  be  amended,
supplemented  or other wise modified from time to time,  the "Sale and Servicing
Agreement"), do hereby certify as follows:

A.         Capitalized  terms used in this  Certificate  have  their  respective
           meanings set forth in the Sale and  Servicing  Agreement.  References
           herein to certain  Sections and  subsections  are  references  to the
           respective  Sections  and  subsections  of  the  Sale  and  Servicing
           Agreement.

B.         This  Certificate is being delivered  pursuant to Section 3.14 of the
           Sale and Servicing Agreement.

C.         The Master Servicer is the Master Servicer under the Sale and
           Servicing Agreement.

D.         The undersigned are duly authorized Officers of the Master Servicer.

E.         A review of the  activities  of the Master  Servicer  during the 1999
           fiscal year and of its performance under the Servicing  Agreement has
           been made under our supervision.

F.         To the best of our knowledge,  based on the  above-mentioned  review,
           the Master Servicer has fulfilled all of their  obligations under the
           Sale  and  Servicing   Agreement  and  any   applicable   Supplements
           throughout the 1999 fiscal year.

IN WITNESS WHEREOF,  the Servicer has caused this Certificate to be executed and
delivered on its behalf by its duly authorized officers on this 10th day of May,
2000.

IRWIN UNION BANK AND TRUST COMPANY


Attest:   Gary A. Iorfido
          Assistant Secretary

By:       Elena Delgado
          Senior Vice President
          Home Equity Lending


1999 Officers Certificate (Master Servicer) 99-2.doc