1996 FIRM CAPACITY & ENERGY SALE AGREEMENT BETWEEN TUCSON ELECTRIC POWER COMPANY AND TEXAS-NEW MEXICO POWER COMPANY TUCSON-TNP 1996 FIRM CAPACITY & ENERGY SALE AGREEMENT 1. PARTIES The Parties to this Agreement are TUCSON ELECTRIC POWER COMPANY, an Arizona corporation ("Tucson"); and TEXAS-NEW MEXICO POWER COMPANY, a Texas corporation ("TNP"), hereinafter collectively referred to as "Parties" and individually referred to as "Party". 2. RECITALS This Agreement is made with reference to the following facts, among others: 2.1 The Parties are engaged in the generation, transmission and distribution of electric power and energy in one or more of the States of Arizona, New Mexico, and Texas. 2.2 Electrical system interconnections exist which will allow scheduled interchanges of power and energy to take place between the Parties' respective systems. 2.3 Tucson desires to sell from its system and TNP desires to purchase, in accordance with the terms and conditions set forth herein, 30 megawatts of Firm Capacity and Firm Energy, with no minimum energy requirement NOW THEREFORE, The Parties agree as follows: 3. DEFINITIONS The following terms when initially capitalized in this Agreement, whether singular or plural, shall have the meaning as hereinafter specified: 3.1 "Agreement" means this Agreement between Tucson and TNP. 3.2 "FERC" means the Federal Energy Regulatory Commission, or its -1- successor. 3.3 "Firm Capacity" means system capacity as set forth in Section 5.1 that is made available to TNP from Tucson's system resources to facilitate deliveries of Firm Energy, subject to curtailment only as provided in Section 5.3. 3.4 "Firm Energy" means the energy associated with Firm Capacity, as set forth in Section 5.2. 3.5 "Point of Delivery" for all transactions hereunder shall mean the 345 kV bus at Greenlee Substation. 4. EFFECTIVE DATE AND TERM 4.1 Subject to Sections 4.2 and 4.4, the period during which sales win be made under this Agreement shall be January 1, 1996 through December 31, 1996, inclusive of both dates. 4.2 On or before January 31, 1995 Tucson will tender this Agreement to the FERC for filing in compliance with applicable regulation, and will request an effective date of January 1, 1996. If, after filing this Agreement, FERC or any other appropriate regulatory authority Orders any material changes or modifications of this Agreement which are unacceptable to either Party, the Party objecting to such change or modification shall notify the other Party of such objection, and to the extent the objection is not remedied, this Agreement shall become void as of the effective date of such order, and all obligations except the obligation to pay for capacity and energy received, prior to such effective date, shall terminate thereafter. 4.3 Neither Party hereto shall unilaterally make application to FERC for a change in rates or in any other provision of this Agreement pursuant to the provisions of either Section 205 or 206 of the Federal Power Act. 5. CAPACITY AVAILABILITY AND ENERGY DELIVERY 5.1 Commencing January 1, 1996 and continuing each month through the term of this Agreement, Tucson shall make available at the Point of Delivery, and TNP shall purchase, 30 megawatts of Firm Capacity. This Firm Capacity shall be provided from Tucson's system resources. 5.2 Commencing January 1, 1996 and continuing each month through the term of this Agreement, Tucson shall deliver and TNP shall accept and pay for Firm Energy as scheduled by TNP, with no minimum energy requirement 5.3 Tucson may curtail energy deliveries under this Agreement (i) for forced generation or transmission outages or (ii) if the integrity or reliability of the transmission or generation system is jeopardized. With respect to priority of interruption or curtailment of service, TNP will be curtailed on a pro rata basis with customers of similar levels of firmness, and only SRP, NTUA and Tucson's retail customers will have priority over TNP and such other firm customers. Tucson may, as soon as necessary, interrupt or reduce energy deliveries hereunder to the extent needed to reduce or eliminate such jeopardy. However, if practicable Tucson shall give TNP advance notice before interrupting or reducing deliveries and shall use reasonable efforts to supply scheduled energy, including purchasing available energy from other utilities. 6. SCHEDULING Tucson shall be obligated to deliver Firm Capacity and Firm Energy to TNP according to the following procedures: 6.1 Projected Monthly Schedules - By October 15, 1995, TNP shall submit to Tucson in writing a monthly on-peak and off-peak breakdown of the projected amount of Firm Energy associated with Firm Capacity to be delivered during 1996. Such projections shall represent a good faith estimate by TNP of its anticipated deliveries and shall not be binding on either Party. 6.2 Daily Schedules by TNP - TNP shall preschedule deliveries of all Firm Energy and Firm Capacity no later than 10-00 a.m. Mountain-. Standard Time on the last normal business day observed by both Parties prior to the day(s) of delivery, or as otherwise mutually agreed by the Parties' dispatchers or schedulers. TNP may schedule changes to this preschedule on a real-time basis with a minimum 30 minutes notice, or as otherwise mutually agreed. Tucson shall deliver such Firm Capacity and Firm Energy in accordance with these daily schedules. 6.3 System Logs - All deliveries hereunder shall be deemed to be made during the hours and in the amounts as accounted for in Tucson's and TNP's dispatchers' system logs; provided, that if scheduled deliveries are interrupted as contemplated in Section 5.3 or due to uncontrollable forces (as defined in Section 10), such schedules shall be adjusted to reflect such interruption and any scheduled delivery so interrupted may be rescheduled by TNP at a later date by mutual agreement 7. LOSSES Tucson shall be responsible for losses to the Point of Delivery. TNP shall be responsible for losses associated with this Agreement beyond the Point of Delivery. 8. CHARGES 8.1 Tucson shall bill TNP monthly on or before the tenth (10th) day of the month following each month service is rendered, in accordance with the provisions of Exhibit A attached hereto. Bills shall be sent by facsimile to: Texas-New Mexico Power Company Attention: Mr. Charles T. Summers Fax # (505) 538-3768 ext 227 Bills shall be deemed to be received on the day sent by facsimile. The original invoice shall be sent via United States mail to: Texas-New Mexico Power Company Attention: Mr. Randy Ownby P. 0. Box 2943 4100 International Plaza Fort Worth, Texas 76113 TNP shall pay Tucson by the tenth (10th) day after receipt of the bill. Payment shall be made by wire transfer to: Bank One Tucson, Arizona ABA #122-100-024 Credit Account #2002-8131 Tucson Electric Power Company Amounts not paid by the due date shall be payable with interest accrued on each calendar day from the due date to the date of payment The interest shall be at a rate of two percentage points above the then-effective prime commercial lending rate per annum announced by the Chase Manhattan Bank (NA), or its successor, at its principal office in New York City. 8.2 In the event any portion of any bill is disputed, the entire amount including disputed amount shall be paid when due. The protest shall be timely if made at the time of payment or within 60 days after the alleged irregularity in billing is discovered, or should have been discovered. If the disputed portion of the payment is found to be incorrect, Tucson shall refund to TNP any amount due, including interest accrued on each calendar day from the date of payment by TNP to the date the refund check is mailed by Tucson. The interest shall be as provided in Section 8.1 herein. 9. AUTHORIZED REPRESENTATIVES 9.1 Each Party shall designate a person as its Authorized Representative. Such Authorized Representative shall be authorized to act on behalf of the Party designating such Representative in carrying out the provisions of this Agreement Each Party shall notify the other Party within fifteen (15) calendar days after execution of @s Agreement of the designation of its Authorized Representative and shall promptly notify the other Party of any subsequent changes in such designation. 9.2 The Authorized Representatives will meet as required to provide coordination with respect to matters which affect the implementation of this Agreement 9.3 Authorized Representatives shall have no authority to modify any of the provisions of this Agreement 10. UNCONTROLLABLE FORCES Neither Party shall be considered to be in default in the performance of any of its obligations hereunder when failure of performance shall be due to uncontrollable forces, other than the obligation to make payment of any amounts due for Firm Capacity made available and any Firm Energy delivered prior to the occurrence of an uncontrollable force. The term "uncontrollable forces" shall mean any event beyond the control of the Party unable to perform such obligation including, but not limited to, failure of or threat of failure of electric facilities; flood, earthquake, storm, fire, lightning and other natural catastrophes; epidemic, war, riot, civil disturbance or disobedience; labor dispute, labor or material shortage; sabotage; government priorities and restraint by court order or public authority; and action or nonaction by, or failure to obtain the necessary authorizations or approvals from any governmental agency or authority, which by exercise of due diligence such Party could not reasonably have been expected to avoid and which, by exercise of due diligence, it shall be unable to overcome. Nothing contained herein shall be construed as to require either Party to settle any strike or labor dispute in which it may be involved. 11. ASSIGNMENT OF AGREEMENT This Agreement may be assigned by a Party without the prior written consent of the other Party to (i) a wholly-owned subsidiary or other affiliate in which the assigning Party has at least a majority ownership interest or (ii) a successor by merger or consolidation. In all other cases Agreement may not be assigned without the prior written consent of the other Party. 12. NO DEDICATION OF FACILITIES Any undertaking by one Party to the other under any provision of this Agreement shall not constitute the dedication of ownership or title 'm the system or any portion thereof of either Party to the public or to the other Party, and it is understood and agreed that any such undertaking by either Party shall cease upon the termination of this Agreement 13. NOTICES Any notice, demand or request provided for in this Agreement, or served, given or made in connection with it, shall be in writing and shall be deemed properly served, given or made if delivered in person or sent by United States mail, postage prepaid, to the persons specified below: Texas-New Mexico Power Company c/o Assistant Vice President - Resource Acquisition & Management P. 0. Box 2943 Fort Worth, Texas 76113 Tucson Electric Power Company c/o Secretary P. 0. Box 711 Tucson, Arizona 85702 -7- A Party may at any time by written notice change the designation or the address of the person so specified. 14. GOVERNING LAW This Agreement shall be governed by and construed under the laws of the State of Arizona or the federal laws of the United States, as applicable. IN WITNESS WHEREOF, the Parties have caused this Agreement to be executed as of the 20th day of December, 1994. TEXAS-NEW MEXICO POWER COMPANY By: Randy Ownby Title: Assistant Vice President - Resource Acquisition TUCSON ELECTRIC POWER COMPANY By: Steven J. Glaser Title: Vice President -8- EXHIBIT A RATE SCHEDULE TUCSON-TNP 1996 FIRM CAPACITY & ENERGY SALE AGREEMENT DEMAND CHARGES: Rate Year $/KW-Mo. 1996 3.50 ENERGY CHARGES: Prescheduled Month Year $/MWh On-Peak Off-Peak January 1996 $28.00 $20.00 February 1996 $28.00 $20.00 March 1996 $27.00 $20.00 April 1996 $27.00 $20.00 May 1996 $26.00 $20.00 June 1996 $29.00 $21.00 July 1996 $31.00 $23.00 August 1996 $31.00 $23.00 September 1996 $29.00 $21.00 October 1996 $26.00 $20.00 November 1996 $29.00 $20.00 December 1996 $29.00 $20.00 On-Peak hours are hours ending 0700-2200 MST, Monday through Sunday. AR other hours are Off-Peak.