Tucson Electric Power Company

We have received an executed ISDA Master Agreement:

Type of Contract: ISDA Master Agreement (Multicurrency-Cross Border)

Effective Date: April 4, 2001

Enron Entity: Enron North America Corp.

Counterparty: Tucson Electric Power Company

Transactions Covered: Approved for all products with the exception of:
Foreign Exchange

Confirming Entity: ENA

Choice of Law: Texas

Copies will be distributed.

Stephanie Panus