**Policy Number:** NEA 0109021

**Insured:** International Business Machines Corporation  
**By:** Planet Insurance Company  

**UNIMPAIRED UNDERLYING LIMITS ENDORSEMENT**

It is agreed that the underlying insurance/self insurance, shall not be impaired by any claims brought against the Insured for coverages which are not included in the terms and conditions of this policy, or endorsements thereto.

**Effective Date of Endorsement:** 5/21/93 (12:01 A.M. Standard Time)  
**Endorsement No.:** 4

All other terms and conditions of this policy remain unchanged.  
**UUL: RG-12/91**

**DC: bsp 6/8/93**  
**05-004 (1993)**

**AUTHORIZED REPRESENTATIVE**
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This document appears to be an endorsement to an insurance policy, specifically an "Unimpaired Underlying Limits Endorsement," issued by Planet Insurance Company to International Business Machines Corporation. The endorsement ensures that the underlying insurance/self insurance will not be impaired by claims related to coverages not included in the policy's terms and conditions. The effective date of the endorsement is May 21, 1993, at 12:01 A.M. Standard Time, and it is signed by an authorized representative.