# UNINTENTIONAL FAILURE TO DISCLOSE

| Named Insured | International Business Machines Corporation |
|---------------|-------------------------------------------|
| Policy Symbol  | XOO                                        |
| Policy Number | G27380037                                 |
| Policy Period | 05/21/2014 to 05/21/2015                  |
| Endorsement Number | 11                                         |
| Effective Date of Endorsement | 05/21/2014                               |

Issued By (Name of Insurance Company) | ACE Property and Casualty Insurance Company |

**THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY.**

This endorsement modifies all insurance provided under the following:

**COMMERCIAL UMBRELLA LIABILITY POLICY**

Your failure to disclose all hazards or prior "occurrences" existing as of the inception date of this policy shall not prejudice the coverage afforded by this policy provided such failure to disclose all hazards or prior "occurrences" is not intentional.

All other terms and conditions of this policy remain unchanged.

Authorized Agent

XS-23501 (04/08) Includes copyrighted material of Insurance Services Office, Inc. with its permission Page 1 of 1