**ENDORSEMENT**

ENDORSED BY

AMERICAN REINSURANCE COMPANY

(DOUBLY CALLED THE REINSURER)

10 LIBERTY STREET

NEW YORK, NY 10006

**INTERNATIONAL BUSINESS MACHINES**

M-1435976

5 21 78 2 FROM: 5 21 78 TO: 5 21 79 $NIL

ADDITIONAL RETURN PREMIUM (-) X CHANGE IN FUTURE INSTALLMENTS AMENDED INCREASE OR DECREASE (-) FUTURE INSTALLMENT NIL

DATE OF NEXT INSTALLMENT

**DATA PROCESSOR'S ERRORS AND OMISSIONS EXCLUSION**

It is agreed that this Certificate shall not apply to any liability due to any negligent act, error or omission of the Insured, or of any other person for whose acts, omissions or errors the insured is legally responsible, arising out of the performance of data processing services for others.

**AMERICAN REINSURANCE COMPANY**

Counter-signed by: AUTHORIZED REPRESENTATIVE

5/19/78 /cs

DATE

Form CP 023-A.W.Y.-10-77