Natural Gas Pipeline Company Of America

Seventh Revised Volume No. 1

Effective Date: 11/09/2009, Docket: RP09-855-002, Status: Effective

Original Sheet No. 616C Original Sheet No. 616C

EXHIBIT B [Discount Agreement - DSS]

DATED ............

EFFECTIVE ...................

Shipper: ...................

Contract No.: ...................

ARTICLE 1

DISCOUNT PARAMETERS

1.1 Discount Term: From..........Through..........

1.2 Discounted Rates:

(a) Discounted Monthly Base Reservation Rate: $.......... /Dth. of MDQ.

(b) Discounted Base Commodity Rate: $........../Dth.

1.3 Discounted Firm Quantities:

(a) Discounted Contract MDQ: .......... Dth./day.

(b) Discounted Contract MSV: .......... Dth.

1.4 Discounted Primary Receipt Points: [as set froth in Section 7.5 of the DSS Rate Schedule]

1.5 Discounted Secondary Receipt Points: The Discounted Rates shall apply to service provided on a firm

basis from the following secondary receipt points: .................................................

1.6 Discounted Primary Delivery Points: [as set forth in Exhibit A, unless otherwise listed herein]

DISCOUNTED POINT

NAME PIN MDQ (Dth/d.)

---- --- ----------------

1.7 Discounted Secondary Delivery Points: The Discounted Rates shall apply to service provided on a firm

basis to the following secondary delivery points: .................................................

1.8 Authorized Overrun Rate(s): [Describe the applicable discount rate for Authorized Overrun

Service, if any.]

1.9 Other Rate Related Provisions: [Describe any other rate-related provision authorized by the

applicable Rate Schedule and/or Natural's list of permissible discount provisions and which are

not otherwise covered by the Discount Agreement.]

ARTICLE 2

DISCOUNT TERMS AND CONDITIONS; APPLICABLE CHARGES

2.1 General Discount Limitations: The Discounted Rates shall apply only to: (i) service provided to

Shipper by Natural under the Storage Agreement from the Discounted Receipt Points to the Discounted

Delivery Points during the Discount Term; and (ii) an aggregate maximum daily firm storage quantity

equal to the Discounted Firm Quantities set forth in Section 1.3 above, for all quantities stored on

a firm basis under the Storage Agreement and any associated capacity release replacement agreements.

Unless otherwise agreed, Shipper shall be charged all applicable maximum rates, charges, and

surcharges set forth in Natural's FERC Gas Tariff, as may be revised from time to time, for any

aggregate quantities stored on a firm basis for Shipper and any associated capacity release

replacement shippers which: (i) are in excess of the Discounted Firm Quantities, or (ii) involve any

receipt or delivery points which are not Discounted Receipt or Delivery Points.