Tuscarora Gas Transmission Company

Original Volume No. 1

Effective Date: 06/01/2006, Docket: RP06-380-001, Status: Effective

Fourth Revised Sheet No. 22 Fourth Revised Sheet No. 22 : Effective

Superseding: Third Revised Sheet No. 22

IT RATE SCHEDULE

INTERRUPTIBLE TRANSPORTATION SERVICE

3. RATE

3.1 Unit Rates. The applicable maximum and minimum unit rates are

set forth in the currently effective Sheet No. 5 or Sheet

No. 5A (as applicable) of this FERC Gas Tariff and are hereby

incorporated herein. The applicable unit rates to be charged on

any day by Transporter for gas scheduled for Shipper shall not be

in excess of the maximum unit rate nor less than the minimum unit

rate. The same minimum and maximum rates are applicable whether

the service constitutes a Backhaul or otherwise.

3.2 Monthly Bill. For Shippers executing a Transportation Service

Agreement pursuant to this IT Rate Schedule and beginning with

the Commencement Date and for each month thereafter,

Transporter shall charge and Shipper shall pay Transporter the

sum of the following amounts:

(a) Commodity Charge: The applicable commodity rate

multiplied by the quantity of gas scheduled in the month

(excluding Authorized Overrun Quantities) at the Delivery

Point(s); plus

(b) Authorized Overrun Charge: The applicable authorized

overrun charge per MMBtu multiplied by the Authorized

Overrun Quantity scheduled for Shipper for the month

under this rate schedule; plus

assessed pursuant to Section 6 of the General Terms and

Conditions of this Tariff; plus

(d) Scheduling Penalties: The applicable scheduling

penalties assessed pursuant to Section 6 of the General

Terms and Conditions of this Tariff; plus

(e) Unauthorized Contract Overrun Penalties: The applicable

unauthorized contract overrun penalties assessed

pursuant to Section 6 of the General Terms and

Conditions of this Tariff; plus

(f) Other Applicable Charges: The applicable surcharges

provided for in Sections 12 and 13 of the General Terms

and Conditions of this Tariff; less

(g) Penalty Revenue Credit: The revenue credit provided for

in Section 29.2 of the General Terms and Conditions of

this Tariff.