# CHUBB EXCESS LIABILITY INSURANCE - SL

## Endorsement

**Policy Period:** MAY 21, 2010 To MAY 21, 2011  
**Effective Date:** May 21, 2010  
**Policy Number:** 7966-56-84  
**Insured:** INTERNATIONAL BUSINESS MACHINES CORPORATION  
**Name of Company:** FEDERAL INSURANCE COMPANY  
**Date Issued:** May 20, 2010  

## Endorsement Terrorism Provisions

**THIS POLICY IS SUBJECT TO THE FOLLOWING ENDORSEMENT.**

A new section titled Terrorism Provisions is added to the end of this contract.

### Cap On Certified Terrorism Losses

If:
- aggregate insured losses attributable to one or more certified acts of terrorism under the terrorism law exceed $100 billion in a Program Year (January 1 through December 31); and
- we have met our insurer deductible under the terrorism law,

we will not be liable for the payment of any portion of the amount of such losses that exceeds $100 billion, and in such case insured losses up to that amount are subject to pro rata allocation in accordance with procedures established by the Secretary of the Treasury.

## Terrorism Definitions

A new section titled Terrorism Definitions is added.

### Certified act of terrorism

means any act that is certified by the Secretary of the Treasury, in concurrence with the Secretary of State and the Attorney General of the United States, to be an act:

A. of terrorism, a violent act or an act that is dangerous to human life, property or infrastructure; and
B. that results in damage:
1. within the United States;
2. outside of the United States in the case of:
   a. an air carrier or vessel as described in the terrorism law; or
   b. the premises of a mission of the United States of America,

**Cap On Certified Terrorism Losses**

Form 07-02-1953 (Rev. 12/07) Endorsement  
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