# AON Contract Endorsement

**1526**
**AON**

## CONTRACT ENDORSEMENT

- **UNIQUE MARKET REFERENCE:** B1526CSUSA1700724
- **POLICY NUMBER:** CSUSA1700724
- **ENDORSEMENT NUMBER:** 1
- **INSURED:** International Business Machines Corporation
- **PERIOD:** 21st May 2017 to 21st May 2018

## CONTRACT CHANGES

This contract is amended as follows:

### ENDORSEMENT EFFECTIVE DATE: 21st May 2017

1. The Company has received and satisfactorily reviewed the Followed Policy as shown in Item 3 of the Declarations, and the Endorsement titled (Contract issuance prior to issuance/receipt of the Followed Policy) is deleted in its entirety.

2. SCHEDULE OF UNDERLYING POLICY(IES) is deleted in its entirety and replaced as follows:

### SCHEDULE OF UNDERLYING POLICY(IES)

#### Layer 3
- **Company:** National Liability & Fire Insurance Company / Federal Insurance Company / The Ohio Casualty Insurance Company / Liberty Insurance Underwriters Inc.
- **Policy Number:** 43-XSF-100238-04 / 7966-56-84 / ECO (18) 54088246 / 1000040626-16
- **Limits of Liability:** USD 100,000,000

#### Excess of
- **Layer 2**
  - **Company:** Endurance Specialty Insurance Ltd.
  - **Policy Number:** EXC10000024508
  - **Limits of Liability:** USD 25,000,000

**Contract Endorsement**
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