# ENDORSEMENT

**Additional Premium:**  
**Return Premium:**  
**Effective on and after:** 11-5-73  
**12:01 AM**  
**Standard Time:**  
**DCL 14 14 53**  
**Expiry Date:** 11-5-73  
**This endorsement forms part of policy No.:**  
**INTERNATIONAL BUSINESS MACHINES CORP.**  
**Issued to:** UNITED STATES FIRE INSURANCE  
**By:** COMPANY  

## Contamination and Pollution Exclusion

This policy shall not apply under Coverage 1(a) and 1(b) to liability for contamination or pollution of land, water, air or real or personal property or any injuries or damages resulting therefrom caused by an occurrence.

For the purpose of this endorsement, Condition D(d) of the policy is deleted and replaced by the following:

With respect to Coverage 1(a) and 1(b), "Occurrence" means a continuous or repeated exposure to conditions which unexpectedly and unintentionally causes injury to persons or tangible property during the policy period. All damages arising out of such exposure to substantially the same general conditions shall be considered as arising out of one occurrence.